diff --git a/webapp/packages/authentication/src/Administration/UsersManagerService.ts b/webapp/packages/authentication/src/Administration/UsersManagerService.ts
index 4ff6569245..2d8896e110 100644
--- a/webapp/packages/authentication/src/Administration/UsersManagerService.ts
+++ b/webapp/packages/authentication/src/Administration/UsersManagerService.ts
@@ -39,7 +39,7 @@ export class UsersManagerService {
   async grantRole(userId: string, roleId: string, update?: boolean) {
     await this.graphQLService.gql.grantUserRole({ userId, roleId });
     if (update) {
-      await this.users.refresh(userId);
+      await this.users.refresh(true, userId);
     }
   }
 
@@ -50,7 +50,7 @@ export class UsersManagerService {
     await this.graphQLService.gql.deleteUser({ userId });
 
     if (update) {
-      await this.users.refresh(userId);
+      await this.users.refresh(true, userId);
     }
   }
 
diff --git a/webapp/packages/core/src/app/NavigationTree/NavigationTree.tsx b/webapp/packages/core/src/app/NavigationTree/NavigationTree.tsx
index b7ec6f1113..619c414574 100644
--- a/webapp/packages/core/src/app/NavigationTree/NavigationTree.tsx
+++ b/webapp/packages/core/src/app/NavigationTree/NavigationTree.tsx
@@ -11,6 +11,7 @@ import styled, { css } from 'reshadow';
 
 import { usePermission, EPermission } from '@dbeaver/core/root';
 
+import { ROOT_NODE_PATH } from '../shared/NodesManager/NavNodeManagerService';
 import { useChildren } from '../shared/useChildren';
 import { NavigationTreeNode } from './NavigationTreeNode/NavigationTreeNode';
 
@@ -46,7 +47,7 @@ export const NavigationTree = observer(function NavigationTree() {
     return null;
   }
 
-  if (!nodeChildren || nodeChildren.children.length === 0) {
+  if (!nodeChildren.children || nodeChildren.children.length === 0) {
     return styled(navigationTreeStyles)(
       <center as="div">
         <tree as="div">
@@ -62,7 +63,7 @@ export const NavigationTree = observer(function NavigationTree() {
   return styled(navigationTreeStyles)(
     <tree as="div">
       {nodeChildren.children.map(id => (
-        <NavigationTreeNode id={id} key={id} />
+        <NavigationTreeNode key={id} id={id} parentId={ROOT_NODE_PATH}/>
       ))}
     </tree>
   );
diff --git a/webapp/packages/core/src/app/NavigationTree/NavigationTreeContextMenuService.ts b/webapp/packages/core/src/app/NavigationTree/NavigationTreeContextMenuService.ts
index 34624f99b6..a4ce669e59 100644
--- a/webapp/packages/core/src/app/NavigationTree/NavigationTreeContextMenuService.ts
+++ b/webapp/packages/core/src/app/NavigationTree/NavigationTreeContextMenuService.ts
@@ -7,63 +7,65 @@
  */
 
 import { injectable } from '@dbeaver/core/di';
-import {
-  ContextMenuService, IContextMenuItem, IMenuContext, IMenuPanel,
-} from '@dbeaver/core/dialogs';
+import { ContextMenuService, IMenuPanel } from '@dbeaver/core/dialogs';
 
-import { NodesManagerService } from '../shared/NodesManager/NodesManagerService';
-import { NodeWithParent } from '../shared/NodesManager/NodeWithParent';
+import { NavNode } from '../shared/NodesManager/EntityTypes';
+import { NavNodeManagerService } from '../shared/NodesManager/NavNodeManagerService';
 
 @injectable()
 export class NavigationTreeContextMenuService {
   static nodeContextType = 'NodeWithParent';
   private static menuToken = 'navTreeMenu';
 
-  constructor(private contextMenuService: ContextMenuService,
-              private nodesManagerService: NodesManagerService) {
-  }
+  constructor(
+    private contextMenuService: ContextMenuService,
+    private navNodeManagerService: NavNodeManagerService
+  ) { }
 
   getMenuToken() {
     return NavigationTreeContextMenuService.menuToken;
   }
 
-  constructMenuWithContext(node: NodeWithParent): IMenuPanel {
-    const context: IMenuContext<NodeWithParent> = {
+  constructMenuWithContext(node: NavNode): IMenuPanel {
+    return this.contextMenuService.createContextMenu<NavNode>({
       menuId: this.getMenuToken(),
       contextId: node.id,
       contextType: NavigationTreeContextMenuService.nodeContextType,
       data: node,
-    };
-    return this.contextMenuService.createContextMenu(context);
+    });
   }
 
   registerMenuItems() {
-    const openNodeTab: IContextMenuItem<NodeWithParent> = {
-      id: 'openNodeTab',
-      isPresent(context) {
-        return context.contextType === NavigationTreeContextMenuService.nodeContextType;
-      },
-      order: 1,
-      title: 'app_navigationTree_openNodeTab',
-      onClick: (context: IMenuContext<NodeWithParent>) => {
-        const node = context.data;
-        this.nodesManagerService.navToNode(node.id);
-      },
-    };
-    this.contextMenuService.addMenuItem<NodeWithParent>(this.contextMenuService.getRootMenuToken(), openNodeTab);
+    this.contextMenuService.addMenuItem<NavNode>(
+      this.contextMenuService.getRootMenuToken(),
+      {
+        id: 'openNodeTab',
+        isPresent(context) {
+          return context.contextType === NavigationTreeContextMenuService.nodeContextType;
+        },
+        order: 1,
+        title: 'app_navigationTree_openNodeTab',
+        onClick: (context) => {
+          const node = context.data;
+          this.navNodeManagerService.navToNode(node.id, node.parentId);
+        },
+      }
+    );
 
-    const refreshNode: IContextMenuItem<NodeWithParent> = {
-      id: 'refreshNode',
-      isPresent(context) {
-        return context.contextType === NavigationTreeContextMenuService.nodeContextType;
-      },
-      order: Number.MAX_SAFE_INTEGER,
-      title: 'app_navigationTree_refreshNode',
-      onClick: (context: IMenuContext<NodeWithParent>) => {
-        const node = context.data;
-        this.nodesManagerService.refreshNode(node.id);
-      },
-    };
-    this.contextMenuService.addMenuItem<NodeWithParent>(this.contextMenuService.getRootMenuToken(), refreshNode);
+    this.contextMenuService.addMenuItem<NavNode>(
+      this.contextMenuService.getRootMenuToken(),
+      {
+        id: 'refreshNode',
+        isPresent(context) {
+          return context.contextType === NavigationTreeContextMenuService.nodeContextType;
+        },
+        order: Number.MAX_SAFE_INTEGER,
+        title: 'app_navigationTree_refreshNode',
+        onClick: (context) => {
+          const node = context.data;
+          this.navNodeManagerService.refresh(node.id);
+        },
+      }
+    );
   }
 }
diff --git a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationNode/NavigationNode.tsx b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationNode/NavigationNode.tsx
index 9c99fae994..787a9d7311 100644
--- a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationNode/NavigationNode.tsx
+++ b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationNode/NavigationNode.tsx
@@ -21,13 +21,13 @@ type NodeProps = PropsWithChildren<{
   title?: string;
   icon?: string;
   isExpanded: boolean;
-  isLoaded?: boolean;
+  isLoading: boolean;
   isSelected: boolean;
   portal?: JSX.Element;
   isExpandable?: boolean;
-  onExpand?: (id: string) => void;
-  onDoubleClick?: (id: string) => void;
-  onClick?: (id: string, isMultiple?: boolean) => void;
+  onExpand?: () => void;
+  onDoubleClick?: () => void;
+  onClick?: (isMultiple?: boolean) => void;
 }>
 
 const KEYCODE = {
@@ -36,23 +36,19 @@ const KEYCODE = {
   DOWN: 40,
 };
 
-export function NavigationNode(
-  props: NodeProps
-) {
-  const {
-    id,
-    title,
-    icon,
-    children,
-    isLoaded,
-    isExpanded,
-    isSelected,
-    portal,
-    isExpandable,
-    onExpand,
-    onDoubleClick,
-    onClick,
-  } = props;
+export function NavigationNode({
+  title,
+  icon,
+  children,
+  isLoading,
+  isExpanded,
+  isSelected,
+  portal,
+  isExpandable,
+  onExpand,
+  onDoubleClick,
+  onClick,
+}: NodeProps) {
 
   const styles = useStyles(navigationNodeStyles);
 
@@ -60,28 +56,19 @@ export function NavigationNode(
     (e: MouseEvent<HTMLDivElement>) => {
       e.stopPropagation();
       if (onExpand) {
-        onExpand(id);
+        onExpand();
       }
     },
-    [id, onExpand]
-  );
-
-  const handleDoubleClick = useCallback(
-    (e: MouseEvent<HTMLDivElement>) => {
-      if (onDoubleClick) {
-        onDoubleClick(id);
-      }
-    },
-    [id, onDoubleClick]
+    [onExpand]
   );
 
   const handleClick = useCallback(
     (e: MouseEvent<HTMLDivElement>) => {
       if (onClick) {
-        onClick(id, e.ctrlKey);
+        onClick(e.ctrlKey);
       }
     },
-    [id, onClick]
+    [onClick]
   );
 
   const handleEnter = useCallback(
@@ -89,29 +76,29 @@ export function NavigationNode(
       switch (event.keyCode) {
         case KEYCODE.ENTER:
           if (onClick) {
-            onClick(id, event.ctrlKey);
+            onClick(event.ctrlKey);
           }
           break;
       }
       return true;
     },
-    [id, onClick]
+    [onClick]
   );
 
   return styled(styles)(
     <>
-      <node as="div" {...use({ isExpanded: isExpanded && isLoaded })}>
+      <node as="div" {...use({ isExpanded: isExpanded && isExpandable })}>
         <control
           tabIndex={0}
           aria-selected={isSelected}
           onClick={handleClick}
           onKeyDown={handleEnter}
-          onDoubleClick={handleDoubleClick}
+          onDoubleClick={onDoubleClick}
           as="div"
         >
           <arrow as="div" hidden={!isExpandable} onClick={handleExpand}>
-            {!isLoaded && isExpanded && <Loader small />}
-            {(isLoaded || !isExpanded) && <Icon name="arrow" viewBox="0 0 16 16" />}
+            {isLoading && <Loader small />}
+            {!isLoading && <Icon name="arrow" viewBox="0 0 16 16" />}
           </arrow>
           <icon as="div"><StaticImage icon={icon} /></icon>
           <name as="div">{title}</name>
diff --git a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationNodeChildren.tsx b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationNodeChildren.tsx
index ade15af012..30c6396598 100644
--- a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationNodeChildren.tsx
+++ b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationNodeChildren.tsx
@@ -13,24 +13,27 @@ import { useChildren } from '../../shared/useChildren';
 
 type NavigationNodeChildrenProps = PropsWithChildren<{
   parentId: string;
-  component: React.ElementType<{id: string}>;
+  component: React.ElementType<{
+    id: string;
+    parentId: string;
+  }>;
 }>
 
 export const NavigationNodeChildren = observer(function NavigationNodeChildren({
   parentId,
   component,
 }: NavigationNodeChildrenProps) {
-  const nodeChildren = useChildren(parentId);
+  const { children } = useChildren(parentId);
 
-  if (!nodeChildren?.isLoaded) {
+  if (!children) {
     return null;
   }
 
   const NavigationNodeChild = component;
   return (
     <>
-      {nodeChildren.children!.map(id => (
-        <NavigationNodeChild id={id} key={id} />
+      {children.map(id => (
+        <NavigationNodeChild id={id} parentId={parentId} key={id} />
       ))}
     </>
   );
diff --git a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationTreeNode.tsx b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationTreeNode.tsx
index 5f0e962a62..593a7c3d73 100644
--- a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationTreeNode.tsx
+++ b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/NavigationTreeNode.tsx
@@ -15,12 +15,14 @@ import { useNavigationTree } from './useNavigationTree';
 
 type NavigationTreeNodeProps = {
   id: string;
+  parentId: string;
 }
 
 export const NavigationTreeNode = observer(function NavigationTreeNodeFn({
   id,
+  parentId,
 }: NavigationTreeNodeProps) {
-  const node = useNavigationTree(id);
+  const node = useNavigationTree(id, parentId);
 
   if (!node) {
     return null;
@@ -33,12 +35,12 @@ export const NavigationTreeNode = observer(function NavigationTreeNodeFn({
       icon={node.icon}
       isSelected={node.isSelected}
       isExpanded={node.isExpanded}
-      isLoaded={node.isLoaded}
-      isExpandable={node.hasChildren && node.isExpandable}
+      isLoading={node.isLoading}
+      isExpandable={node.isExpandable}
       onExpand={node.handleExpand}
       onClick={node.handleSelect}
       onDoubleClick={node.handleDoubleClick}
-      portal={<TreeNodeMenu nodeId={id} isSelected={node?.isSelected} />}
+      portal={<TreeNodeMenu node={node.node} isSelected={node.isSelected} />}
     >
       <NavigationNodeChildren
         parentId={id}
diff --git a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/TreeNodeMenu/TreeNodeMenu.tsx b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/TreeNodeMenu/TreeNodeMenu.tsx
index d8cd3869f0..b63a3eff15 100644
--- a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/TreeNodeMenu/TreeNodeMenu.tsx
+++ b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/TreeNodeMenu/TreeNodeMenu.tsx
@@ -15,32 +15,31 @@ import { Icon } from '@dbeaver/core/blocks';
 import { useService } from '@dbeaver/core/di';
 import { MenuTrigger } from '@dbeaver/core/dialogs';
 
-import { useNode } from '../../../shared/NodesManager/useNode';
+import { NavNode } from '../../../shared/NodesManager/EntityTypes';
 import { NavigationTreeContextMenuService } from '../../NavigationTreeContextMenuService';
 import { treeNodeMenuStyles } from './treeNodeMenuStyles';
 
 
 type TreeNodeMenuProps = {
-  nodeId: string;
+  node: NavNode;
   isSelected: boolean;
 }
 
 export const TreeNodeMenu = observer(function TreeNodeMenu({
-  nodeId,
+  node,
   isSelected,
 }: TreeNodeMenuProps) {
 
   const navigationTreeContextMenuService = useService(NavigationTreeContextMenuService);
-  const node = useNode(nodeId)!;
 
   const menuPanel = useMemo(
     () => navigationTreeContextMenuService.constructMenuWithContext(node),
-    [nodeId]
+    [node]
   );
   const isHidden = useMemo(
     () => computed(() => !menuPanel.menuItems.length
       || menuPanel.menuItems.every(item => item.isHidden)),
-    [nodeId]
+    [menuPanel]
   );
 
   if (isHidden.get()) {
diff --git a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/useNavigationTree.ts b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/useNavigationTree.ts
index 12cae46442..47637a330a 100644
--- a/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/useNavigationTree.ts
+++ b/webapp/packages/core/src/app/NavigationTree/NavigationTreeNode/useNavigationTree.ts
@@ -10,49 +10,52 @@ import { useState, useCallback, useEffect } from 'react';
 
 import { useService } from '@dbeaver/core/di';
 
+import { NavNode } from '../../shared/NodesManager/EntityTypes';
 import { EObjectFeature } from '../../shared/NodesManager/EObjectFeature';
-import { NodesManagerService } from '../../shared/NodesManager/NodesManagerService';
-import { NodeWithParent } from '../../shared/NodesManager/NodeWithParent';
+import { NavNodeManagerService } from '../../shared/NodesManager/NavNodeManagerService';
 import { useNode } from '../../shared/NodesManager/useNode';
 import { useChildren } from '../../shared/useChildren';
 import { NavigationTreeService } from '../NavigationTreeService';
 
 
-export function useNavigationTree(nodeId: string) {
+export function useNavigationTree(nodeId: string, parentId: string) {
   const navigationTreeService = useService(NavigationTreeService);
-  const nodesManagerService = useService(NodesManagerService);
+  const navNodeManagerService = useService(NavNodeManagerService);
   const [isExpanded, switchExpand] = useState(false);
   const [isSelected, switchSelect] = useState(false);
-  const node = useNode(nodeId);
+  const { node, isLoaded: nodeLoaded } = useNode(nodeId);
   const children = useChildren(nodeId);
 
   if (!node) {
     return undefined;
   }
 
-  const isLoaded = children?.isLoaded;
-  const isExpandable = isExpandableFilter(node) && (!children?.isLoaded || children.children.length > 0);
+  const isLoaded = children.isLoaded;
+  const isExpandable = isExpandableFilter(node) && (!isLoaded || children.children!.length > 0);
 
   const handleDoubleClick = useCallback(
-    (nodeId: string) => nodesManagerService.navToNode(nodeId),
-    [nodesManagerService]
+    () => navNodeManagerService.navToNode(nodeId, parentId),
+    [navNodeManagerService, nodeId, parentId]
   );
 
   const handleExpand = useCallback(
-    (id: string) => {
+    async () => {
       if (!isExpanded) {
-        navigationTreeService.loadNestedNodes(id).then(state => !state && switchExpand(false));
+        const state = await navigationTreeService.loadNestedNodes(nodeId);
+        if (!state) {
+          switchExpand(false);
+        }
       }
       switchExpand(!isExpanded);
     },
-    [isExpanded]
+    [isExpanded, nodeId]
   );
 
   const handleSelect = useCallback(
-    (id: string, isMultiple?: boolean) => {
-      switchSelect(navigationTreeService.selectNode(id, isMultiple));
+    (isMultiple?: boolean) => {
+      switchSelect(navigationTreeService.selectNode(nodeId, isMultiple));
     },
-    [isSelected]
+    [isSelected, nodeId]
   );
 
   const {
@@ -65,17 +68,25 @@ export function useNavigationTree(nodeId: string) {
     }
   }, [isExpandable && hasChildren]);
 
+  useEffect(() => {
+    if (isExpanded && !children.isLoaded && !children.isLoading && !!children.children && nodeLoaded) {
+      navigationTreeService.loadNestedNodes(nodeId);
+    }
+  }, [isExpanded, children.isLoaded, children.isLoading, children.children, nodeLoaded, nodeId]);
+
   // Here we subscribe to selected nodes if current node selected (mobx)
-  if (isSelected && !navigationTreeService.selectedNodes.includes(node.id)) {
+  if (isSelected && !navigationTreeService.selectedNodes.includes(nodeId)) {
     switchSelect(false);
   }
 
   return {
     name,
+    node,
     nodeType,
     icon,
     isExpanded,
     isLoaded,
+    isLoading: children.isLoading,
     isExpandable,
     isSelected,
     hasChildren,
@@ -85,6 +96,6 @@ export function useNavigationTree(nodeId: string) {
   };
 }
 
-export function isExpandableFilter(node: NodeWithParent) {
-  return !node.object?.features?.find(feature => feature === EObjectFeature.entity);
+export function isExpandableFilter(node: NavNode) {
+  return node.hasChildren && !node.objectFeatures.includes(EObjectFeature.entity);
 }
diff --git a/webapp/packages/core/src/app/NavigationTree/NavigationTreeService.ts b/webapp/packages/core/src/app/NavigationTree/NavigationTreeService.ts
index b5563effe6..c68fb25492 100644
--- a/webapp/packages/core/src/app/NavigationTree/NavigationTreeService.ts
+++ b/webapp/packages/core/src/app/NavigationTree/NavigationTreeService.ts
@@ -11,23 +11,22 @@ import { observable } from 'mobx';
 import { injectable } from '@dbeaver/core/di';
 import { NotificationService } from '@dbeaver/core/eventsLog';
 
-import { NodesManagerService } from '../shared/NodesManager/NodesManagerService';
+import { NavNodeManagerService, ROOT_NODE_PATH } from '../shared/NodesManager/NavNodeManagerService';
 
 @injectable()
 export class NavigationTreeService {
 
   selectedNodes = observable.array<string>([]);
 
-  constructor(private nodesManagerService: NodesManagerService,
-              private notificationService: NotificationService) {
-  }
+  constructor(
+    private NavNodeManagerService: NavNodeManagerService,
+    private notificationService: NotificationService
+  ) { }
 
-  async loadNestedNodes(id = '/') {
+  async loadNestedNodes(id = ROOT_NODE_PATH) {
     try {
-      const children = await this.nodesManagerService.loadChildren(id);
-      if (children) {
-        return true;
-      }
+      await this.NavNodeManagerService.loadTree(id);
+      return true;
     } catch (exception) {
       this.notificationService.logException(exception, `Can't load tree node: ${id}`);
     }
diff --git a/webapp/packages/core/src/app/index.ts b/webapp/packages/core/src/app/index.ts
index 306e139230..e3d6387a31 100644
--- a/webapp/packages/core/src/app/index.ts
+++ b/webapp/packages/core/src/app/index.ts
@@ -15,15 +15,16 @@ export * from './shared/NodesManager/extensions/IObjectCatalogProvider';
 export * from './shared/NodesManager/extensions/IObjectCatalogSetter';
 export * from './shared/NodesManager/extensions/IObjectSchemaProvider';
 export * from './shared/NodesManager/extensions/IObjectSchemaSetter';
+export * from './shared/NodesManager/DBObjectService';
+export * from './shared/NodesManager/NavNodeManagerService';
 export * from './shared/NodesManager/NodeManagerUtils';
 export * from './shared/Navigation/NavigationService';
 export * from './shared/NavigationTabs/NavigationTabsService';
 export * from './shared/NavigationTabs/TabNavigationContext';
-export * from './shared/NodesManager/NodesManagerService';
-export * from './NavigationTree/NavigationTreeService';
-export * from './NavigationTree/NavigationTreeContextMenuService';
 export * from './shared/ToolsPanel/LogViewTab/LogViewerMenuService';
 export * from './shared/ToolsPanel/LogViewTab/LogViewerService';
+export * from './NavigationTree/NavigationTreeService';
+export * from './NavigationTree/NavigationTreeContextMenuService';
 export * from './Notifications/NotificationsItem/Snackbar/styles';
 export * from './Notifications/NotificationsItem/Snackbar/NotificationMark';
 
@@ -33,7 +34,8 @@ export * from './shared/NavigationTabs/TabHandler';
 export * from './shared/Navigation/NavigationContext';
 export * from './shared/TabEntity/TabEntity';
 // Enums
-// export * from '';
+export * from './shared/NodesManager/ENodeFeature';
+export * from './shared/NodesManager/EObjectFeature';
 
 // hooks
 export * from './shared/useChildren';
@@ -50,10 +52,8 @@ export * from './TopNavBar/Logo';
 
 // Interfaces
 export * from './shared/Navigation/INavigator';
-export * from './shared/NodesManager/ENodeFeature';
-export * from './shared/NodesManager/EObjectFeature';
 export * from './shared/NodesManager/NodeManagerUtils';
-export * from './shared/NodesManager/NodeWithParent';
+export * from './shared/NodesManager/EntityTypes';
 
 // tab entity
 export * from './shared/TabEntity/TabContainerEntity';
diff --git a/webapp/packages/core/src/app/shared/ConnectionsManager/ConnectionDialogsService.ts b/webapp/packages/core/src/app/shared/ConnectionsManager/ConnectionDialogsService.ts
index aa760a237f..baeb175ad1 100644
--- a/webapp/packages/core/src/app/shared/ConnectionsManager/ConnectionDialogsService.ts
+++ b/webapp/packages/core/src/app/shared/ConnectionsManager/ConnectionDialogsService.ts
@@ -15,9 +15,9 @@ import {
 
 import { NavigationTreeContextMenuService } from '../../NavigationTree/NavigationTreeContextMenuService';
 import { EMainMenu, MainMenuService } from '../../TopNavBar/MainMenu/MainMenuService';
+import { NavNode } from '../NodesManager/EntityTypes';
 import { EObjectFeature } from '../NodesManager/EObjectFeature';
 import { NodeManagerUtils } from '../NodesManager/NodeManagerUtils';
-import { NodeWithParent } from '../NodesManager/NodeWithParent';
 import { ConnectionsManagerService } from './ConnectionsManagerService';
 
 
@@ -52,20 +52,20 @@ export class ConnectionDialogsService {
       }
     );
 
-    const closeConnection: IContextMenuItem<NodeWithParent> = {
+    const closeConnection: IContextMenuItem<NavNode> = {
       id: 'closeConnection',
       isPresent(context) {
         return context.contextType === NavigationTreeContextMenuService.nodeContextType
-          && !!context.data.object?.features?.includes(EObjectFeature.dataSource);
+        && !!context.data.objectFeatures.includes(EObjectFeature.dataSource);
       },
       title: 'Disconnect',
-      onClick: (context: IMenuContext<NodeWithParent>) => {
+      onClick: (context: IMenuContext<NavNode>) => {
         const node = context.data;
         const connectionId = NodeManagerUtils.connectionNodeIdToConnectionId(node.id);
         this.connectionsManagerService.closeConnectionAsync(connectionId);
       },
     };
 
-    this.contextMenuService.addMenuItem<NodeWithParent>(this.contextMenuService.getRootMenuToken(), closeConnection);
+    this.contextMenuService.addMenuItem<NavNode>(this.contextMenuService.getRootMenuToken(), closeConnection);
   }
 }
diff --git a/webapp/packages/core/src/app/shared/ConnectionsManager/ConnectionsManagerService.ts b/webapp/packages/core/src/app/shared/ConnectionsManager/ConnectionsManagerService.ts
index 41b55991ed..1f1fe2208d 100644
--- a/webapp/packages/core/src/app/shared/ConnectionsManager/ConnectionsManagerService.ts
+++ b/webapp/packages/core/src/app/shared/ConnectionsManager/ConnectionsManagerService.ts
@@ -20,7 +20,7 @@ import {
   DatabaseObjectInfo,
 } from '@dbeaver/core/sdk';
 
-import { NodesManagerService } from '../NodesManager/NodesManagerService';
+import { NavNodeManagerService } from '../NodesManager/NavNodeManagerService';
 
 export type DBDriver = Pick<
   DriverInfo,
@@ -67,7 +67,7 @@ export class ConnectionsManagerService {
 
   constructor(
     private graphQLService: GraphQLService,
-    private nodesManagerService: NodesManagerService,
+    private navNodeManagerService: NavNodeManagerService,
     private sessionService: SessionService
   ) {
     this.sessionService.onUpdate.subscribe(this.restoreConnections.bind(this));
@@ -81,10 +81,10 @@ export class ConnectionsManagerService {
     return this.dbDrivers.load();
   }
 
-  addOpenedConnection(connection: Connection) {
+  async addOpenedConnection(connection: Connection) {
     this.connectionsMap.set(connection.id, connection);
     this.onOpenConnection.next(connection);
-    this.nodesManagerService.updateRootChildren(); // Update connections list, probably here we must also request node info and add it to nodes manager
+    await this.navNodeManagerService.updateRootChildren(); // Update connections list, probably here we must also request node info and add it to nodes manager
   }
 
   getConnectionById(connectionId: string): Connection | undefined {
@@ -113,7 +113,7 @@ export class ConnectionsManagerService {
     for (const connection of this.connections) {
       await this.closeConnectionAsync(connection.id, true);
     }
-    await this.nodesManagerService.updateRootChildren();
+    await this.navNodeManagerService.updateRootChildren();
   }
 
   async closeConnectionAsync(id: string, skipNodesRefresh?: boolean): Promise<void> {
@@ -122,7 +122,7 @@ export class ConnectionsManagerService {
     this.connectionsMap.delete(id);
 
     if (!skipNodesRefresh) {
-      await this.nodesManagerService.updateRootChildren(); // Update connections list, probably here we must just remove nodes from nodes manager
+      await this.navNodeManagerService.updateRootChildren(); // Update connections list, probably here we must just remove nodes from nodes manager
     }
   }
 
@@ -132,7 +132,7 @@ export class ConnectionsManagerService {
   }
 
   private async afterConnectionClose(id: string) {
-    await this.nodesManagerService.closeConnection(id);
+    await this.navNodeManagerService.remove(id);
     this.onCloseConnection.next(id);
   }
 
@@ -154,7 +154,7 @@ export class ConnectionsManagerService {
       this.connectionsMap.delete(connection.id);
     }
 
-    await this.nodesManagerService.updateRootChildren();
+    await this.navNodeManagerService.updateRootChildren();
   }
 
   private isObjectContainersLoaded(
diff --git a/webapp/packages/core/src/app/shared/NavigationTabs/ITab.ts b/webapp/packages/core/src/app/shared/NavigationTabs/ITab.ts
index d336f9f112..47429dbac7 100644
--- a/webapp/packages/core/src/app/shared/NavigationTabs/ITab.ts
+++ b/webapp/packages/core/src/app/shared/NavigationTabs/ITab.ts
@@ -14,4 +14,5 @@ export interface ITabOptions<T = any> {
 
 export interface ITab<T = any> extends ITabOptions<T> {
   id: string;
+  restored: boolean;
 }
diff --git a/webapp/packages/core/src/app/shared/NavigationTabs/NavigationTabsService.ts b/webapp/packages/core/src/app/shared/NavigationTabs/NavigationTabsService.ts
index 85d5fb9562..0a64fec389 100644
--- a/webapp/packages/core/src/app/shared/NavigationTabs/NavigationTabsService.ts
+++ b/webapp/packages/core/src/app/shared/NavigationTabs/NavigationTabsService.ts
@@ -67,6 +67,7 @@ export class NavigationTabsService {
             typeof value.id === 'string'
             && typeof value.handlerId === 'string'
           ) {
+            value.restored = false;
             map[key] = value;
           }
         }
@@ -86,7 +87,7 @@ export class NavigationTabsService {
     }
   }
 
-  @action selectTab(tabId: string, skipHandlers?: boolean) {
+  @action async selectTab(tabId: string, skipHandlers?: boolean) {
     const tab = this.tabsMap.get(tabId);
     if (!tab) {
       return;
@@ -99,7 +100,7 @@ export class NavigationTabsService {
     }
 
     if (!skipHandlers) {
-      this.callHandlerCallback(tab, handler => handler.onSelect);
+      await this.callHandlerCallback(tab, handler => handler.onSelect);
     }
 
     this.tabSelectSubject.next(tab);
@@ -177,7 +178,6 @@ export class NavigationTabsService {
   // must be executed with low priority, because this call runs many requests to backend and blocks others
   async restoreTabs() {
     const removedTabs: string[] = [];
-    const restoreTasks: Promise<void>[] = [];
     const session = await this.sessionService.session.load();
 
     for (const tabId of this.state.tabs) {
@@ -192,10 +192,9 @@ export class NavigationTabsService {
         continue;
       }
 
-      restoreTasks.push(this.restoreTab(tab, removedTabs));
+      await this.restoreTab(tab, removedTabs);
     }
 
-    await Promise.all(restoreTasks);
 
     if (removedTabs.length > 0) {
       this.notificationService.logError({ title: 'Some tabs cannot be restored properly', isSilent: true });
@@ -237,6 +236,8 @@ export class NavigationTabsService {
 
     if (restoreFail) {
       removedTabs.push(tab.id);
+    } else {
+      tab.restored = true;
     }
   }
 }
diff --git a/webapp/packages/core/src/app/shared/NavigationTabs/TabNavigationContext.ts b/webapp/packages/core/src/app/shared/NavigationTabs/TabNavigationContext.ts
index 7bf1807251..1e9fa6e8f5 100644
--- a/webapp/packages/core/src/app/shared/NavigationTabs/TabNavigationContext.ts
+++ b/webapp/packages/core/src/app/shared/NavigationTabs/TabNavigationContext.ts
@@ -40,6 +40,7 @@ export class TabNavigationContext implements ITabNavigationContext {
   openNewTab<T = any>(options: ITabOptions<T>): ITab<T> {
     this._tab = observable({
       id: uuid(),
+      restored: true,
       ...options,
     });
     this._isNewlyCreated = true;
diff --git a/webapp/packages/core/src/app/shared/NodesManager/DBObjectService.ts b/webapp/packages/core/src/app/shared/NodesManager/DBObjectService.ts
new file mode 100644
index 0000000000..96cd3d1e0e
--- /dev/null
+++ b/webapp/packages/core/src/app/shared/NodesManager/DBObjectService.ts
@@ -0,0 +1,88 @@
+/*
+ * cloudbeaver - Cloud Database Manager
+ * Copyright (C) 2020 DBeaver Corp and others
+ *
+ * Licensed under the Apache License, Version 2.0.
+ * you may not use this file except in compliance with the License.
+ */
+
+import { injectable } from '@dbeaver/core/di';
+import { GraphQLService, CachedResource } from '@dbeaver/core/sdk';
+import { MetadataMap } from '@dbeaver/core/utils';
+
+import { DBObject } from './EntityTypes';
+
+export interface IDBObjectParams {
+  navNodeId: string[];
+  remove?: boolean;
+}
+
+interface IDBObjectMetadata {
+  loaded: boolean;
+  loading: boolean;
+}
+
+@injectable()
+export class DBObjectService {
+  readonly dbObject = new CachedResource(
+    new Map(),
+    this.loadDBObject.bind(this),
+    (_, metadata, { navNodeId }) => navNodeId.every(navNodeId => metadata.get(navNodeId).loaded),
+    new MetadataMap<string, IDBObjectMetadata>(() => ({ loaded: false, loading: false })),
+    (_, metadata, { navNodeId }) => navNodeId.some(navNodeId => metadata.get(navNodeId).loading)
+  )
+
+  constructor(private graphQLService: GraphQLService) { }
+
+  getDBObject(navNodeId: string) {
+    return this.dbObject.data.get(navNodeId);
+  }
+
+  async load(navNodeId: string): Promise< DBObject>
+  async load(navNodeId: string[]): Promise<DBObject[]>
+  async load(navNodeId: string | string[]): Promise<DBObject | DBObject[]> {
+    const dbObject = await this.dbObject.load({ navNodeId: Array.isArray(navNodeId) ? navNodeId : [navNodeId] });
+
+    if (!Array.isArray(navNodeId)) {
+      return dbObject.get(navNodeId)!;
+    }
+    return navNodeId.map(navNodeId => dbObject.get(navNodeId)!);
+  }
+
+  async remove(navNodeId: string[]) {
+    await this.dbObject.refresh(true, { navNodeId, remove: true });
+  }
+
+  private async loadDBObject(
+    dbObject: Map<string, DBObject>,
+    metadata: MetadataMap<string, IDBObjectMetadata>,
+    load: boolean,
+    data: IDBObjectParams
+  ) {
+    for (const navNodeId of data.navNodeId) {
+      if (data.remove) {
+        dbObject.delete(navNodeId);
+        metadata.delete(navNodeId);
+      } else {
+        const itemMetadata = metadata.get(navNodeId);
+
+        itemMetadata.loaded = false;
+        if (load) {
+          itemMetadata.loading = true;
+
+          try {
+            const { objectInfo: { object } } = await this.graphQLService.gql.getDBObjectInfo({
+              navNodeId,
+            });
+
+            dbObject.set(navNodeId, { navNodeId, ...object } as DBObject);
+            itemMetadata.loaded = true;
+          } finally {
+            itemMetadata.loading = false;
+          }
+        }
+      }
+    }
+    return dbObject;
+  }
+}
diff --git a/webapp/packages/core/src/app/shared/NodesManager/EntityTypes.ts b/webapp/packages/core/src/app/shared/NodesManager/EntityTypes.ts
new file mode 100644
index 0000000000..9e82e43168
--- /dev/null
+++ b/webapp/packages/core/src/app/shared/NodesManager/EntityTypes.ts
@@ -0,0 +1,20 @@
+/*
+ * cloudbeaver - Cloud Database Manager
+ * Copyright (C) 2020 DBeaver Corp and others
+ *
+ * Licensed under the Apache License, Version 2.0.
+ * you may not use this file except in compliance with the License.
+ */
+
+import { DatabaseObjectInfo, NavigatorNodeInfo } from '@dbeaver/core/sdk';
+
+export type NavNodeInfo = NavigatorNodeInfo;
+
+export type NavNode = Omit<NavNodeInfo, 'object'> & {
+  parentId: string;
+  objectFeatures: string[];
+}
+
+export type DBObject = DatabaseObjectInfo & {
+  navNodeId: string;
+}
diff --git a/webapp/packages/core/src/app/shared/NodesManager/NavNodeManagerService.ts b/webapp/packages/core/src/app/shared/NodesManager/NavNodeManagerService.ts
new file mode 100644
index 0000000000..f94115a74f
--- /dev/null
+++ b/webapp/packages/core/src/app/shared/NodesManager/NavNodeManagerService.ts
@@ -0,0 +1,489 @@
+/*
+ * cloudbeaver - Cloud Database Manager
+ * Copyright (C) 2020 DBeaver Corp and others
+ *
+ * Licensed under the Apache License, Version 2.0.
+ * you may not use this file except in compliance with the License.
+ */
+
+import { injectable } from '@dbeaver/core/di';
+import { PermissionsService, EPermission } from '@dbeaver/core/root';
+import { GraphQLService, CachedResource } from '@dbeaver/core/sdk';
+import { MetadataMap } from '@dbeaver/core/utils';
+
+import { INavigator } from '../Navigation/INavigator';
+import { IContextProvider } from '../Navigation/NavigationContext';
+import { NavigationService } from '../Navigation/NavigationService';
+import { DBObjectService } from './DBObjectService';
+import { ENodeFeature } from './ENodeFeature';
+import { NavNodeInfo, NavNode } from './EntityTypes';
+import { EObjectFeature } from './EObjectFeature';
+import { NodeManagerUtils } from './NodeManagerUtils';
+
+export enum NavigationType {
+  open,
+  closeConnection
+}
+
+export interface NavNodeKey {
+  nodeId: string;
+  parentId: string;
+}
+
+export interface NavNodeValue {
+  node: NavNodeInfo;
+  parentId: string;
+}
+
+export interface INodeContainerInfo {
+  connectionId?: string;
+  catalogId?: string;
+  schemaId?: string;
+}
+
+export interface INavNodePath {
+  nodes: NavNodeKey[];
+  remove?: boolean;
+  navNodeId?: never;
+  nodesValue?: never;
+}
+
+export interface INavNodeData {
+  nodesValue: NavNodeValue[];
+  navNodeId?: never;
+  nodes?: never;
+  remove?: never;
+}
+
+export interface INavNodeId {
+  navNodeId: string[];
+  remove?: boolean;
+  nodes?: never;
+  nodesValue?: never;
+}
+
+export interface INodeNavigationContext {
+  type: NavigationType;
+  nodeId: string;
+  parentId: string;
+  folderId: string;
+  name?: string;
+  icon?: string;
+  getParents: () => string[];
+  loadParents: (parents: string[]) => Promise<void>;
+}
+
+export interface INodeNavigationData {
+  type: NavigationType;
+  nodeId: string;
+  parentId: string;
+  folderId?: string;
+}
+
+interface INavNodeMetadata {
+  loaded: boolean;
+  loading: boolean;
+}
+
+interface INavTreeMetadata {
+  loaded: boolean;
+  loading: boolean;
+}
+
+export const ROOT_NODE_PATH = '/';
+
+@injectable()
+export class NavNodeManagerService {
+  readonly navNode = new CachedResource(
+    new Map(),
+    this.loadNavNodeInfo.bind(this),
+    (_, metadata, data) => {
+      if (data.nodesValue) {
+        return false;
+      }
+
+      const nodesId = data.navNodeId
+        ? data.navNodeId
+        : data.nodes.map(node => node.nodeId);
+
+      return nodesId.every(navNodeId => metadata.get(navNodeId).loaded);
+    },
+    new MetadataMap<string, INavNodeMetadata>(() => ({ loaded: false, loading: false })),
+    (_, metadata, data) => {
+      if (data.nodesValue) {
+        return false;
+      }
+
+      const nodesId = data.navNodeId
+        ? data.navNodeId
+        : data.nodes.map(node => node.nodeId);
+
+      return nodesId.some(navNodeId => metadata.get(navNodeId).loading);
+    }
+  );
+  readonly navTree = new CachedResource(
+    new Map(),
+    this.loadNavTree.bind(this),
+    (_, metadata, parentId) => metadata.get(parentId).loaded,
+    new MetadataMap<string, INavTreeMetadata>(() => ({ loaded: false, loading: false })),
+    (_, metadata, parentId) => metadata.get(parentId).loading
+  )
+  readonly navigator!: INavigator<INodeNavigationData>;
+
+  constructor(
+    private graphQLService: GraphQLService,
+    private navigationService: NavigationService,
+    private permissionsService: PermissionsService,
+    private dbObjectService: DBObjectService,
+  ) {
+
+    this.navigator = this.navigationService.createNavigator<INodeNavigationData>(
+      data => data.nodeId,
+      this.navigateHandler.bind(this),
+      {
+        type: NavigationType.open,
+        nodeId: ROOT_NODE_PATH,
+        parentId: ROOT_NODE_PATH,
+      }
+    );
+  }
+
+  async navToNode(nodeId: string, parentId: string, folderId?: string) {
+    await this.navigator.navigateTo({
+      type: NavigationType.open,
+      nodeId,
+      parentId,
+      folderId,
+    });
+  }
+
+  async refresh(navNodeId: string) {
+    await this.graphQLService.gql.navRefreshNode({
+      nodePath: navNodeId,
+    });
+    await this.navTree.refresh(true, navNodeId, false);
+  }
+
+  async updateRootChildren() {
+    if (!await this.permissionsService.hasAsync(EPermission.public)) {
+      return;
+    }
+    await this.navTree.refresh(true, ROOT_NODE_PATH, false);
+  }
+
+  getTree(navNodeId: string): string[] | undefined
+  getTree(navNodeKey: NavNodeKey): string[] | undefined
+  getTree(navNodeKey: NavNodeKey[]): (string[] | undefined)[]
+  getTree(navNodeId: string | NavNodeKey | NavNodeKey[]) {
+    if (typeof navNodeId === 'string') {
+      return this.navTree.data.get(navNodeId);
+    }
+
+    if (Array.isArray(navNodeId)) {
+      return navNodeId.map(node => this.navTree.data.get(node.nodeId));
+    }
+
+    return this.navTree.data.get(navNodeId.nodeId);
+  }
+
+  async loadTree(navNodeId: string) {
+    await this.navTree.load(navNodeId, false);
+    return this.getTree(navNodeId)!;
+  }
+
+  getNode(navNodeId: string): NavNode | undefined
+  getNode(navNodeKey: NavNodeKey): NavNode | undefined
+  getNode(navNodeKey: NavNodeKey[]): (NavNode | undefined)[]
+  getNode(navNodeId: string | NavNodeKey | NavNodeKey[]) {
+    if (typeof navNodeId === 'string') {
+      return this.navNode.data.get(navNodeId);
+    }
+
+    if (Array.isArray(navNodeId)) {
+      return navNodeId.map(node => this.navNode.data.get(node.nodeId));
+    }
+
+    return this.navNode.data.get(navNodeId.nodeId);
+  }
+
+  getNestedChildren(navNode: string | string[]) {
+    const nestedChildren: string[] = [];
+    let prevChildren: string[];
+    if (Array.isArray(navNode)) {
+      prevChildren = navNode.concat();
+      nestedChildren.push(...navNode);
+    } else {
+      prevChildren = (this.getTree(navNode)?.concat() || []);
+      nestedChildren.push(...prevChildren);
+    }
+
+    while (prevChildren.length) {
+      const nodeKey = prevChildren.shift()!;
+      const children = this.getTree(nodeKey) || [];
+      prevChildren.push(...children);
+      nestedChildren.push(...children);
+    }
+
+    return nestedChildren;
+  }
+
+  async loadNode(node: NavNodeKey): Promise<NavNode>
+  async loadNode(...nodes: NavNodeKey[]): Promise<NavNode>
+  async loadNode(...nodes: NavNodeKey[]) {
+    await this.navNode.load({ nodes });
+
+    if (nodes.length === 1) {
+      return this.getNode(nodes[0])!;
+    }
+
+    return this.getNode(nodes);
+  }
+
+  getParent(node: NavNode) {
+    return this.navNode.data.get(node.parentId);
+  }
+
+  isNodeHasData(node?: string | NavNode) {
+    if (typeof node === 'string') {
+      node = this.getNode(node);
+    }
+
+    if (!node || !node.objectFeatures) {
+      return false;
+    }
+
+    return node.objectFeatures.includes(ENodeFeature.dataContainer)
+      || node.objectFeatures.includes(ENodeFeature.container);
+  }
+
+  getNodeContainerInfo(nodeId: string): INodeContainerInfo {
+    const initial: INodeContainerInfo = {};
+
+    const scanParents = (res: INodeContainerInfo,
+                         nodeId?: string): INodeContainerInfo => {
+      if (!nodeId) {
+        return res;
+      }
+      const object = this.getNode(nodeId);
+      if (!object) {
+        return res;
+      }
+      if (object.objectFeatures.includes(EObjectFeature.dataSource)) {
+        res.connectionId = object.id;
+      }
+      if (object.objectFeatures.includes(EObjectFeature.catalog)) {
+        res.catalogId = object.name; // note that catalogId is node name
+      }
+      if (object.objectFeatures.includes(EObjectFeature.schema)) {
+        res.schemaId = object.name; // note that schemaId is node name
+      }
+      return scanParents(res, object.parentId);
+    };
+
+    return scanParents(initial, nodeId);
+  }
+
+  async remove(path = ROOT_NODE_PATH) {
+    await this.navTree.refresh(true, path, true);
+  }
+
+  navigationNavNodeContext = async (
+    contexts: IContextProvider<INodeNavigationData>,
+    data: INodeNavigationData
+  ): Promise<INodeNavigationContext> => {
+    let nodeId = data.nodeId;
+    let parentId = data.parentId;
+    let folderId = '';
+    let name: string | undefined;
+    let icon: string | undefined;
+
+    if (NodeManagerUtils.isDatabaseObject(nodeId) && data.type !== NavigationType.closeConnection) {
+      const node = await this.loadNode({ nodeId, parentId });
+
+      name = node.name;
+      icon = node.icon;
+
+      if (node.folder) {
+        const parent = this.getNode(node.parentId);
+        folderId = nodeId;
+        if (parent && !parent.folder) {
+          nodeId = parent.id;
+          parentId = parent.parentId;
+          name = parent.name;
+          icon = parent.icon;
+        }
+      }
+
+      if (data.folderId) {
+        folderId = data.folderId;
+      }
+    }
+
+    const getParents = () => {
+      const parents: string[] = [];
+      let parent = this.getNode(nodeId);
+
+      while (parent && parent.parentId !== ROOT_NODE_PATH) {
+        parents.unshift(parent.parentId);
+        parent = this.getNode(parent.parentId);
+      }
+
+      return parents;
+    };
+
+    const loadParents = async (parents: string[]) => {
+      let parentId = ROOT_NODE_PATH;
+
+      await this.navNode.load({
+        nodes: parents.map((nodeId) => {
+          try {
+            return { nodeId, parentId };
+          } finally {
+            parentId = nodeId;
+          }
+        }),
+      });
+    };
+
+    return {
+      type: data.type,
+      nodeId,
+      parentId,
+      folderId,
+      name,
+      icon,
+      getParents,
+      loadParents,
+    };
+  }
+
+  private async navigateHandler(contexts: IContextProvider<INodeNavigationData>) {
+  }
+
+  private async loadNavNodeInfo(
+    navNode: Map<string, NavNode>,
+    metadata: MetadataMap<string, INavNodeMetadata>,
+    load: boolean,
+    data: INavNodePath | INavNodeData | INavNodeId,
+  ) {
+    if (data.nodesValue) {
+      for (const nodeValue of data.nodesValue) {
+        const itemMetadata = metadata.get(nodeValue.node.id);
+        navNode.set(nodeValue.node.id, {
+          ...nodeValue.node,
+          objectFeatures: nodeValue.node.object?.features || [],
+          parentId: nodeValue.parentId,
+        });
+        itemMetadata.loaded = true;
+      }
+      return navNode;
+    }
+
+    const nodesId = data.navNodeId
+      ? data.navNodeId
+      : data.nodes.map(node => node.nodeId);
+
+    if (data.remove) {
+      for (const navNodeId of nodesId) {
+        navNode.delete(navNodeId);
+        metadata.delete(navNodeId);
+      }
+
+      await this.dbObjectService.remove(nodesId);
+      return navNode;
+    }
+
+    for (const navNodeId of nodesId) {
+      const itemMetadata = metadata.get(navNodeId);
+
+      try {
+        itemMetadata.loaded = false;
+        if (load) {
+          itemMetadata.loading = true;
+          const { navNodeInfo } = await this.graphQLService.gql.navNodeInfo({
+            nodePath: navNodeId,
+          });
+
+          let parentId = ROOT_NODE_PATH;
+          if (data.navNodeId) {
+            parentId = navNode.get(navNodeId)?.parentId || parentId;
+          } else {
+            parentId = data.nodes.find(node => node.nodeId === navNodeId)?.parentId || parentId;
+          }
+
+          navNode.set(navNodeId, {
+            ...navNodeInfo,
+            objectFeatures: navNodeInfo.object?.features || [],
+            parentId,
+          });
+          itemMetadata.loaded = true;
+        }
+      } finally {
+        itemMetadata.loading = false;
+      }
+    }
+
+    await this.dbObjectService.dbObject.refresh(false, { navNodeId: nodesId });
+
+    return navNode;
+  }
+
+  private async loadNavTree(
+    navTree: Map<string, string[]>,
+    metadata: MetadataMap<string, INavTreeMetadata>,
+    load: boolean,
+    parentId: string,
+    remove: boolean
+  ) {
+    const itemMetadata = metadata.get(parentId);
+    let childrenToRemove = navTree.get(parentId)?.concat() || [];
+
+    if (remove) {
+      childrenToRemove = [parentId];
+    } else {
+      try {
+        itemMetadata.loaded = false;
+        if (load) {
+          itemMetadata.loading = true;
+
+          const { navNodeChildren } = await this.graphQLService.gql.navNodeChildren({
+            parentPath: parentId,
+          });
+
+          await this.navNode.refresh(true, {
+            nodesValue: navNodeChildren.map(node => ({ node, parentId })),
+          });
+          navTree.set(parentId, navNodeChildren.map(node => node.id));
+          itemMetadata.loaded = true;
+        }
+      } finally {
+        itemMetadata.loading = false;
+      }
+
+      const newChildren = navTree.get(parentId);
+      const nestedChildren = this.getNestedChildren(parentId);
+
+      await this.navNode.refresh(false, {
+        navNodeId: nestedChildren.filter(navNodeId => !newChildren || !newChildren.includes(navNodeId)),
+      });
+
+      for (const navNodeId of nestedChildren) {
+        const itemMetadata = metadata.get(navNodeId);
+        itemMetadata.loaded = false;
+      }
+
+      if (newChildren) {
+        childrenToRemove = childrenToRemove.filter(navNodeId => !newChildren.includes(navNodeId));
+      }
+    }
+
+    const nestedChildren = this.getNestedChildren(childrenToRemove);
+    await this.navNode.refresh(true, { navNodeId: nestedChildren, remove: true });
+    for (const navNodeId of nestedChildren) {
+      navTree.delete(navNodeId);
+      metadata.delete(navNodeId);
+    }
+
+    return navTree;
+  }
+}
diff --git a/webapp/packages/core/src/app/shared/NodesManager/NodeWithParent.ts b/webapp/packages/core/src/app/shared/NodesManager/NodeWithParent.ts
deleted file mode 100644
index d463b53fdc..0000000000
--- a/webapp/packages/core/src/app/shared/NodesManager/NodeWithParent.ts
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * cloudbeaver - Cloud Database Manager
- * Copyright (C) 2020 DBeaver Corp and others
- *
- * Licensed under the Apache License, Version 2.0.
- * you may not use this file except in compliance with the License.
- */
-
-import { DatabaseObjectInfo, NavigatorNodeInfo } from '@dbeaver/core/sdk';
-
-// Node Info without ObjectProperties
-export type NavigatorNodeInfoLight = Omit<NavigatorNodeInfo, 'object'> & {
-  object?: {
-    features?: string[]; // EObjectFeature
-  };
-}
-
-export type NodeWithParent = NavigatorNodeInfoLight & {
-  parentId: string;
-}
-
-export type DatabaseObjectInfoWithId = DatabaseObjectInfo & {
-  id: string;
-}
-
-export type NodeChildren = {
-  children: string[];
-  isLoaded: boolean;
-}
diff --git a/webapp/packages/core/src/app/shared/NodesManager/NodesManagerService.ts b/webapp/packages/core/src/app/shared/NodesManager/NodesManagerService.ts
deleted file mode 100644
index f0e56a9096..0000000000
--- a/webapp/packages/core/src/app/shared/NodesManager/NodesManagerService.ts
+++ /dev/null
@@ -1,314 +0,0 @@
-/*
- * cloudbeaver - Cloud Database Manager
- * Copyright (C) 2020 DBeaver Corp and others
- *
- * Licensed under the Apache License, Version 2.0.
- * you may not use this file except in compliance with the License.
- */
-
-import { injectable } from '@dbeaver/core/di';
-import { PermissionsService, EPermission } from '@dbeaver/core/root';
-import { DatabaseObjectInfo, GraphQLService } from '@dbeaver/core/sdk';
-
-import { INavigator } from '../Navigation/INavigator';
-import { IContextProvider } from '../Navigation/NavigationContext';
-import { NavigationService } from '../Navigation/NavigationService';
-import { ENodeFeature } from './ENodeFeature';
-import { EObjectFeature } from './EObjectFeature';
-import { NodesStore } from './NodesStore';
-import { DatabaseObjectInfoWithId, NodeChildren, NodeWithParent } from './NodeWithParent';
-
-export enum NavigationType {
-  open,
-  closeConnection
-}
-
-export interface INodeContainerInfo {
-  connectionId?: string;
-  catalogId?: string;
-  schemaId?: string;
-}
-
-export interface INodeNavigationContext {
-  type: NavigationType;
-  nodeId: string;
-  folderId: string;
-  name?: string;
-  icon?: string;
-}
-
-export interface INodeNavigationData {
-  type: NavigationType;
-  nodeId: string;
-  folderId?: string;
-}
-
-const ROOT_NODE_PATH = '/';
-
-// TODO: should be renamed to DBObjectManagerService
-@injectable()
-export class NodesManagerService {
-  readonly navigator!: INavigator<INodeNavigationData>;
-  private nodesStore = new NodesStore();
-
-  constructor(private graphQLService: GraphQLService,
-              private navigationService: NavigationService,
-              private permissionsService: PermissionsService) {
-
-    this.navigator = this.navigationService.createNavigator<INodeNavigationData>(
-      data => data.nodeId,
-      this.navigateHandler.bind(this),
-      {
-        type: NavigationType.open,
-        nodeId: ROOT_NODE_PATH,
-      }
-    );
-  }
-
-  async closeConnection(nodeId: string) {
-    await this.navigator.navigateTo({
-      type: NavigationType.closeConnection,
-      nodeId,
-    });
-  }
-
-  async navToNode(nodeId: string, folderId?: string) {
-    await this.navigator.navigateTo({
-      type: NavigationType.open,
-      nodeId,
-      folderId,
-    });
-  }
-
-  async refreshNode(nodeId: string) {
-    await this.purgeServerCache(nodeId);
-    this.nodesStore.removeNode(nodeId);
-    await this.updateNodeInfo(nodeId);
-  }
-
-  getDatabaseObjectInfo(nodeId: string): DatabaseObjectInfoWithId | undefined {
-    return this.nodesStore.getDatabaseObjectInfo(nodeId);
-  }
-
-  getNode(nodeId: string): NodeWithParent | undefined {
-    return this.nodesStore.getNode(nodeId);
-  }
-
-  getChildren(nodeId: string): NodeChildren | undefined {
-    return this.nodesStore.getChildren(nodeId);
-  }
-
-  async updateNodeInfo(nodeId: string) {
-    const { navNodeInfo } = await this.graphQLService.gql.navNodeInfo({
-      nodePath: nodeId,
-    });
-
-    let parentId = nodeId.match(/^(.*)\/.*?$/)![1];
-    if (parentId === 'database:/') {
-      parentId = ROOT_NODE_PATH;
-    }
-
-    const newNode = { ...navNodeInfo, parentId };
-    this.nodesStore.updateNodeInfo(newNode);
-    return newNode;
-  }
-
-  async updateDatabaseObjectInfo(nodeId: string) {
-    const node = this.nodesStore.getNode(nodeId);
-    if (!node) {
-      await this.updateNodeInfo(nodeId);
-    }
-
-    const { objectInfo } = await this.graphQLService.gql.queryDatabaseObjectInfo({
-      nodeId,
-      // filter: { features: ['viewable', 'editPossible'] },
-    });
-
-    const info = { ...objectInfo.object, id: objectInfo.id };
-    this.nodesStore.updateDatabaseObjectInfo(info);
-    return info;
-  }
-
-  async purgeServerCache(nodeId: string) {
-    await this.graphQLService.gql.navRefreshNode({
-      nodePath: nodeId,
-    });
-  }
-
-  async updateChildren(parentId: string) {
-    const { navNodeChildren } = await this.graphQLService.gql.navNodeChildren({
-      parentPath: parentId,
-    });
-    const children = navNodeChildren.map(child => child.id);
-    this.nodesStore.updateChildren(parentId, children);
-    for (const child of navNodeChildren) {
-      this.nodesStore.updateNodeInfo({ ...child, parentId });
-    }
-    return children;
-  }
-
-  async updateRootChildren() {
-    if (!await this.permissionsService.hasAsync(EPermission.public)) {
-      return;
-    }
-    this.updateChildren(ROOT_NODE_PATH);
-  }
-
-  async updateChildrenDatabaseObjectInfo(nodeId: string) {
-    const {
-      childrenDatabaseObjectInfo,
-    } = await this.graphQLService.gql.queryChildrenDatabaseObjectInfo({
-      nodePath: nodeId,
-      // filter: { features: ['viewable', 'editPossible'] }, // filter properties for view
-    });
-
-    const children = childrenDatabaseObjectInfo.map(children => ({
-      ...children.object,
-      id: children.id,
-    }));
-    this.nodesStore.updateChildrenDatabaseObjectInfo(children);
-
-    return children;
-  }
-
-  async loadNodeInfo(nodeId: string): Promise<NodeWithParent> {
-    let node = this.nodesStore.getNode(nodeId);
-    if (node) {
-      if (node.parentId !== ROOT_NODE_PATH) {
-        await this.loadNodeInfo(node.parentId);
-      }
-      return node;
-    }
-
-    node = await this.updateNodeInfo(nodeId);
-
-    if (node.parentId !== ROOT_NODE_PATH) {
-      await this.loadNodeInfo(node.parentId);
-    }
-
-    return node;
-  }
-
-  async loadChildren(parentId = ROOT_NODE_PATH): Promise<string[]> {
-    const nodeChildren = this.nodesStore.getChildren(parentId);
-    if (nodeChildren?.isLoaded) {
-      return nodeChildren.children;
-    }
-
-    return this.updateChildren(parentId);
-  }
-
-  async loadDatabaseObjectInfo(
-    nodeId: string
-  ): Promise<DatabaseObjectInfo> {
-    const databaseObjectInfo = this.nodesStore.getDatabaseObjectInfo(nodeId);
-    if (databaseObjectInfo) {
-      return databaseObjectInfo;
-    }
-
-    return this.updateDatabaseObjectInfo(nodeId);
-  }
-
-  async loadChildrenDatabaseObjectInfo(parentId: string): Promise<DatabaseObjectInfoWithId[]> {
-    const children = await this.loadChildren(parentId);
-    const childrenDatabaseObjectInfo: DatabaseObjectInfoWithId[] = [];
-    for (const child of children) {
-      const databaseObjectInfo = this.nodesStore.getDatabaseObjectInfo(child);
-      if (!databaseObjectInfo) {
-        return this.updateChildrenDatabaseObjectInfo(parentId);
-      }
-      childrenDatabaseObjectInfo.push(databaseObjectInfo);
-    }
-
-    return childrenDatabaseObjectInfo;
-  }
-
-  getParent(node: NodeWithParent) {
-    return this.nodesStore.getNode(node.parentId);
-  }
-
-  getNodeContainerInfo(nodeId: string): INodeContainerInfo {
-    const initial: INodeContainerInfo = {};
-
-    const scanParents = (res: INodeContainerInfo,
-                         nodeId?: string): INodeContainerInfo => {
-      if (!nodeId) {
-        return res;
-      }
-      const node = this.getNode(nodeId);
-      if (!node) {
-        return res;
-      }
-      if (node?.object?.features?.includes(EObjectFeature.dataSource)) {
-        res.connectionId = node.id;
-      }
-      if (node?.object?.features?.includes(EObjectFeature.catalog)) {
-        res.catalogId = node.name; // note that catalogId is node name
-      }
-      if (node?.object?.features?.includes(EObjectFeature.schema)) {
-        res.schemaId = node.name; // note that schemaId is node name
-      }
-      return scanParents(res, node.parentId);
-    };
-
-    return scanParents(initial, nodeId);
-  }
-
-  removeNodes(path = ROOT_NODE_PATH) {
-    this.nodesStore.removeNode(path);
-  }
-
-  navigationNodeContext = async (
-    contexts: IContextProvider<INodeNavigationData>,
-    data: INodeNavigationData
-  ): Promise<INodeNavigationContext> => {
-    let nodeId = data.nodeId;
-    let folderId = '';
-    let name: string | undefined;
-    let icon: string | undefined;
-
-    if (isDatabaseObject(nodeId) && data.type !== NavigationType.closeConnection) {
-      const node = await this.loadNodeInfo(nodeId);
-      name = node.name;
-      icon = node.icon;
-
-      if (node.folder) {
-        const parent = await this.loadNodeInfo(node.parentId);
-        folderId = nodeId;
-        if (parent && !parent.folder) {
-          nodeId = parent.id;
-          name = parent.name;
-          icon = parent.icon;
-        }
-      }
-
-      if (data.folderId) {
-        folderId = data.folderId;
-      }
-    }
-
-    return {
-      type: data.type,
-      nodeId,
-      folderId,
-      name,
-      icon,
-    };
-  }
-
-  async navigateHandler(contexts: IContextProvider<INodeNavigationData>) {
-  }
-
-  isNodeHasData(info?: string | DatabaseObjectInfo) {
-    if (typeof info === 'string') {
-      info = this.nodesStore.getDatabaseObjectInfo(info);
-    }
-
-    if (!info || !info.features) {
-      return false;
-    }
-
-    return info.features.includes(ENodeFeature.dataContainer)
-      || info.features.includes(ENodeFeature.container);
-  }
-}
diff --git a/webapp/packages/core/src/app/shared/NodesManager/NodesStore.ts b/webapp/packages/core/src/app/shared/NodesManager/NodesStore.ts
deleted file mode 100644
index b9f6be1252..0000000000
--- a/webapp/packages/core/src/app/shared/NodesManager/NodesStore.ts
+++ /dev/null
@@ -1,90 +0,0 @@
-/*
- * cloudbeaver - Cloud Database Manager
- * Copyright (C) 2020 DBeaver Corp and others
- *
- * Licensed under the Apache License, Version 2.0.
- * you may not use this file except in compliance with the License.
- */
-
-import { action, observable } from 'mobx';
-
-import {
-  DatabaseObjectInfoWithId,
-  NodeChildren,
-  NodeWithParent,
-} from './NodeWithParent';
-
-
-export class NodesStore {
-  @observable
-  private nodesMap: Map<string, NodeWithParent> = new Map()
-  @observable
-  private databaseObjectInfoMap: Map<string, DatabaseObjectInfoWithId> = new Map()
-  @observable
-  private nodeChildrenMap: Map<string, NodeChildren> = new Map()
-
-  getNode(nodeId: string): NodeWithParent | undefined {
-    return this.nodesMap.get(nodeId);
-  }
-
-  getChildren(nodeId: string): NodeChildren | undefined {
-    return this.nodeChildrenMap.get(nodeId);
-  }
-
-  getDatabaseObjectInfo(nodeId: string): DatabaseObjectInfoWithId | undefined {
-    return this.databaseObjectInfoMap.get(nodeId);
-  }
-
-  @action
-  updateNodeInfo(node: NodeWithParent) {
-    this.nodesMap.set(node.id, node);
-
-    const parent = this.nodeChildrenMap.get(node.parentId);
-
-    if (!parent) {
-      this.nodeChildrenMap.set(node.parentId, {
-        children: [node.id],
-        isLoaded: false,
-      });
-    } else if (!parent.children.includes(node.id)) {
-      parent.children.push(node.id);
-    }
-  }
-
-  @action
-  updateDatabaseObjectInfo(databaseObjectInfo: DatabaseObjectInfoWithId) {
-    this.databaseObjectInfoMap.set(databaseObjectInfo.id, databaseObjectInfo);
-  }
-
-  @action
-  updateChildren(parentId: string, children: string[]) {
-    this.nodeChildrenMap.set(parentId, {
-      children,
-      isLoaded: true,
-    });
-  }
-
-  @action
-  updateChildrenDatabaseObjectInfo(children: DatabaseObjectInfoWithId[]) {
-    for (const child of children) {
-      this.databaseObjectInfoMap.set(child.id, child);
-    }
-  }
-
-  @action
-  removeNode(nodeId: string) {
-    const node = this.nodesMap.get(nodeId);
-    if (!node) {
-      return;
-    }
-    const parent = this.nodeChildrenMap.get(node.id);
-    if (parent) {
-      for (const children of parent.children) {
-        this.removeNode(children);
-      }
-      this.nodeChildrenMap.delete(node.id);
-    }
-    this.databaseObjectInfoMap.delete(nodeId);
-    this.nodesMap.delete(nodeId);
-  }
-}
diff --git a/webapp/packages/core/src/app/shared/NodesManager/queries/queryChildrenDatabaseObjectInfo.gql b/webapp/packages/core/src/app/shared/NodesManager/queries/getChildrenDBObjectInfo.gql
similarity index 65%
rename from webapp/packages/core/src/app/shared/NodesManager/queries/queryChildrenDatabaseObjectInfo.gql
rename to webapp/packages/core/src/app/shared/NodesManager/queries/getChildrenDBObjectInfo.gql
index b06b2b61f3..52b53e4f6c 100644
--- a/webapp/packages/core/src/app/shared/NodesManager/queries/queryChildrenDatabaseObjectInfo.gql
+++ b/webapp/packages/core/src/app/shared/NodesManager/queries/getChildrenDBObjectInfo.gql
@@ -1,8 +1,8 @@
-query queryChildrenDatabaseObjectInfo(
-  $nodePath: ID!
+query getChildrenDBObjectInfo(
+  $navNodeId: ID!
   $filter: ObjectPropertyFilter
 ) {
-  childrenDatabaseObjectInfo: navNodeChildren(parentPath: $nodePath) {
+  dbObjects: navNodeChildren(parentPath: $navNodeId) {
     id
     object {
       features
diff --git a/webapp/packages/core/src/app/shared/NodesManager/queries/queryDatabaseObjectInfo.gql b/webapp/packages/core/src/app/shared/NodesManager/queries/getDBObjectInfo.gql
similarity index 60%
rename from webapp/packages/core/src/app/shared/NodesManager/queries/queryDatabaseObjectInfo.gql
rename to webapp/packages/core/src/app/shared/NodesManager/queries/getDBObjectInfo.gql
index 54854ee4ca..753adf711d 100644
--- a/webapp/packages/core/src/app/shared/NodesManager/queries/queryDatabaseObjectInfo.gql
+++ b/webapp/packages/core/src/app/shared/NodesManager/queries/getDBObjectInfo.gql
@@ -1,6 +1,5 @@
-query queryDatabaseObjectInfo($nodeId: ID!, $filter: ObjectPropertyFilter) {
-  objectInfo: navNodeInfo(nodePath: $nodeId) {
-    id
+query getDBObjectInfo($navNodeId: ID!, $filter: ObjectPropertyFilter) {
+  objectInfo: navNodeInfo(nodePath: $navNodeId) {
     object {
       features
       properties(filter: $filter) {
diff --git a/webapp/packages/core/src/app/shared/NodesManager/useDatabaseObjectInfo.ts b/webapp/packages/core/src/app/shared/NodesManager/useDatabaseObjectInfo.ts
index f1b759ec74..8beba2a904 100644
--- a/webapp/packages/core/src/app/shared/NodesManager/useDatabaseObjectInfo.ts
+++ b/webapp/packages/core/src/app/shared/NodesManager/useDatabaseObjectInfo.ts
@@ -8,10 +8,10 @@
 
 import { useService } from '@dbeaver/core/di';
 
-import { NodesManagerService } from './NodesManagerService';
+import { DBObjectService } from './DBObjectService';
 
-export function useDatabaseObjectInfo(nodeId: string) {
-  const nodesManagerService = useService(NodesManagerService);
+export function useDatabaseObjectInfo(navNodeId: string) {
+  const dbObjectService = useService(DBObjectService);
 
-  return nodesManagerService.getDatabaseObjectInfo(nodeId);
+  return dbObjectService.getDBObject(navNodeId);
 }
diff --git a/webapp/packages/core/src/app/shared/NodesManager/useNode.ts b/webapp/packages/core/src/app/shared/NodesManager/useNode.ts
index bc3121d5d6..8960355d85 100644
--- a/webapp/packages/core/src/app/shared/NodesManager/useNode.ts
+++ b/webapp/packages/core/src/app/shared/NodesManager/useNode.ts
@@ -8,10 +8,19 @@
 
 import { useService } from '@dbeaver/core/di';
 
-import { NodesManagerService } from './NodesManagerService';
+import { NavNodeManagerService } from './NavNodeManagerService';
 
-export function useNode(nodeId: string) {
-  const nodesManagerService = useService(NodesManagerService);
+export function useNode(navNodeId: string) {
+  const navNodeManagerService = useService(NavNodeManagerService);
+  const node = navNodeManagerService.getNode(navNodeId);
+  const isLoading = navNodeManagerService.navNode.isDataLoading({
+    navNodeId: [navNodeId],
+  });
+  const isLoaded = navNodeManagerService.navNode.isLoaded({
+    navNodeId: [navNodeId],
+  });
 
-  return nodesManagerService.getNode(nodeId);
+  return {
+    node, isLoading, isLoaded,
+  };
 }
diff --git a/webapp/packages/core/src/app/shared/useChildren.ts b/webapp/packages/core/src/app/shared/useChildren.ts
index 4bf58116ee..c4b943826e 100644
--- a/webapp/packages/core/src/app/shared/useChildren.ts
+++ b/webapp/packages/core/src/app/shared/useChildren.ts
@@ -8,10 +8,17 @@
 
 import { useService } from '@dbeaver/core/di';
 
-import { NodesManagerService } from './NodesManager/NodesManagerService';
+import { NavNodeManagerService, ROOT_NODE_PATH } from './NodesManager/NavNodeManagerService';
 
-export function useChildren(parentId = '/') {
-  const nodesManagerService = useService(NodesManagerService);
+export function useChildren(navNodeId = ROOT_NODE_PATH) {
+  const navNodeManagerService = useService(NavNodeManagerService);
+  const children = navNodeManagerService.getTree(navNodeId);
+  const isLoading = navNodeManagerService.navTree.isDataLoading(navNodeId, false);
+  const isLoaded = navNodeManagerService.navTree.isLoaded(navNodeId, false);
 
-  return nodesManagerService.getChildren(parentId);
+  return {
+    children,
+    isLoaded,
+    isLoading,
+  };
 }
diff --git a/webapp/packages/core/src/manifest.ts b/webapp/packages/core/src/manifest.ts
index f84c873448..868006d856 100644
--- a/webapp/packages/core/src/manifest.ts
+++ b/webapp/packages/core/src/manifest.ts
@@ -8,7 +8,7 @@
 
 import {
   ConnectionDialogsService, ConnectionsManagerService,
-  MainMenuService, NavigationService, NavigationTreeService, NodesManagerService,
+  MainMenuService, NavigationService, NavigationTreeService, NavNodeManagerService, DBObjectService,
   ConnectionSchemaManagerService, NavigationTabsService,
   NavigationTreeContextMenuService,
   SettingsMenuService, LogViewerService, LogViewerMenuService, TopNavService,
@@ -64,7 +64,8 @@ export const coreManifest: PluginManifest = {
     NavigationTabsService,
     NavigationTreeContextMenuService,
     NavigationTreeService,
-    NodesManagerService,
+    NavNodeManagerService,
+    DBObjectService,
     NotificationService,
     SessionService,
     SettingsMenuService,
diff --git a/webapp/packages/core/src/root/PermissionsService.ts b/webapp/packages/core/src/root/PermissionsService.ts
index 2500e2dbe1..574a37f3e2 100644
--- a/webapp/packages/core/src/root/PermissionsService.ts
+++ b/webapp/packages/core/src/root/PermissionsService.ts
@@ -52,7 +52,7 @@ export class PermissionsService {
   }
 
   async update() {
-    await this.permissions.refresh();
+    await this.permissions.refresh(true);
     this.updateSubject.next();
   }
 
diff --git a/webapp/packages/core/src/root/SessionService.ts b/webapp/packages/core/src/root/SessionService.ts
index 2ebc87b235..37d23a0900 100644
--- a/webapp/packages/core/src/root/SessionService.ts
+++ b/webapp/packages/core/src/root/SessionService.ts
@@ -33,7 +33,7 @@ export class SessionService {
   }
 
   async update() {
-    await this.session.refresh();
+    await this.session.refresh(true);
   }
 
   private async refreshSessionStateAsync(data: SessionState | undefined): Promise<SessionState> {
diff --git a/webapp/packages/core/src/sdk/CachedResource.ts b/webapp/packages/core/src/sdk/CachedResource.ts
index 87cec251fe..d211c6b7ff 100644
--- a/webapp/packages/core/src/sdk/CachedResource.ts
+++ b/webapp/packages/core/src/sdk/CachedResource.ts
@@ -7,6 +7,7 @@
  */
 
 import { observable } from 'mobx';
+import { Subject, Observable } from 'rxjs';
 
 export type Loader<TData, TMetadata = {}, TArgs extends any[] = []> = (
   current: TData,
@@ -21,13 +22,23 @@ export type IsLoaded<TData, TMetadata = {}, TArgs extends any[] = []> = (
   ...args: TArgs
 ) => boolean
 
+export type IsLoading<TData, TMetadata = {}, TArgs extends any[] = []> = (
+  current: TData,
+  metadata: TMetadata,
+  ...args: TArgs
+) => boolean
+
 export class CachedResource<TData, TMetadata = {}, TArgs extends any[] = []> {
   @observable data: TData;
 
   @observable private loading = false;
   @observable private metadata: TMetadata;
+
+  readonly onDataUpdate: Observable<TData>;
+  private dataSubject: Subject<TData>;
   private loader: Loader<TData, TMetadata, TArgs>;
   private isLoadedCheck: IsLoaded<TData, TMetadata, TArgs>;
+  private isLoadingCheck?: IsLoading<TData, TMetadata, TArgs>;
   private activePromise: Promise<TData> | null = null;
 
   constructor(
@@ -35,11 +46,15 @@ export class CachedResource<TData, TMetadata = {}, TArgs extends any[] = []> {
     loader: Loader<TData, TMetadata, TArgs>,
     isLoadedCheck: IsLoaded<TData, TMetadata, TArgs>,
     metadata?: TMetadata,
+    isLoadingCheck?: IsLoading<TData, TMetadata, TArgs>,
   ) {
     this.data = defaultValue;
     this.loader = loader;
     this.isLoadedCheck = isLoadedCheck;
+    this.isLoadingCheck = isLoadingCheck;
     this.metadata = metadata || {} as TMetadata;
+    this.dataSubject = new Subject<TData>();
+    this.onDataUpdate = this.dataSubject.asObservable();
   }
 
   isLoaded(...args: TArgs): boolean {
@@ -49,36 +64,56 @@ export class CachedResource<TData, TMetadata = {}, TArgs extends any[] = []> {
   isLoading(): boolean {
     return this.loading;
   }
+  isDataLoading(...args: TArgs): boolean {
+    if (this.isLoadingCheck) {
+      return this.loading && this.isLoadingCheck(this.data, this.metadata, ...args);
+    }
+    return this.loading;
+  }
 
-  async refresh(...args: TArgs): Promise<TData> {
-    return this.loadAll(true, args);
+  async refresh(load = false, ...args: TArgs): Promise<TData> {
+    return this.loadData(load, true, args);
   }
 
   async load(...args: TArgs): Promise<TData> {
-    return this.loadAll(false, args);
+    return this.loadData(true, false, args);
   }
 
-  private async loadAll(update: boolean, args: TArgs) {
+  async refreshUnblocked(load = false, ...args: TArgs): Promise<TData> {
+    return this.loadData(load, true, args, true);
+  }
+
+  async loadUnblocked(...args: TArgs): Promise<TData> {
+    return this.loadData(true, false, args, true);
+  }
+
+  private async loadData(load: boolean, update: boolean, args: TArgs, unblocked?: boolean) {
+    if (unblocked) {
+      return this.loadingTask(load, update, args);
+    }
     await this.waitActive();
-    this.activePromise = this.loadingTask(update, args);
+    this.activePromise = this.loadingTask(load, update, args);
     try {
       return await this.activePromise;
     } finally {
       this.activePromise = null;
+      this.dataSubject.next(this.data);
     }
   }
 
-  private async loadingTask(update: boolean, args: TArgs): Promise<TData> {
+  private async loadingTask(load: boolean, update: boolean, args: TArgs): Promise<TData> {
+    const prevState = this.loading;
     this.loading = true;
 
     try {
-      if (this.isLoaded(...args) && !update) {
+      // don't load existed data & don't refresh doesn't loaded data
+      if ((this.isLoaded(...args) && !update) || (!this.isLoaded(...args) && update && !load)) {
         return this.data;
       }
 
-      this.data = await this.loader(this.data, this.metadata, update, ...args);
+      this.data = await this.loader(this.data, this.metadata, load, ...args);
     } finally {
-      this.loading = false;
+      this.loading = prevState;
     }
 
     return this.data;
diff --git a/webapp/packages/core/src/sdk/sdk.ts b/webapp/packages/core/src/sdk/sdk.ts
index f424d9d083..54e6bbfc0b 100644
--- a/webapp/packages/core/src/sdk/sdk.ts
+++ b/webapp/packages/core/src/sdk/sdk.ts
@@ -1,5 +1,6 @@
 /* eslint-disable max-len */
 import { GraphQLClient } from 'graphql-request';
+
 export type Maybe<T> = T;
 
 /** All built-in and custom scalars, mapped to their actual values */
@@ -686,7 +687,7 @@ export type NavGetStructContainersQueryVariables = {
 };
 
 
-export type NavGetStructContainersQuery = { navGetStructContainers: { catalogList: Array<Pick<DatabaseObjectInfo, 'name' | 'description' | 'type' | 'features'>>, schemaList: Array<Pick<DatabaseObjectInfo, 'name' | 'description' | 'type' | 'features'>> } };
+export type NavGetStructContainersQuery = { navGetStructContainers: { catalogList: Array<Pick<DatabaseObjectInfo, 'name' | 'description' | 'type' | 'features'>>; schemaList: Array<Pick<DatabaseObjectInfo, 'name' | 'description' | 'type' | 'features'>> } };
 
 export type CloseConnectionMutationVariables = {
   id: Scalars['ID'];
@@ -727,7 +728,7 @@ export type DriverPropertiesQueryVariables = {
 export type DriverPropertiesQuery = { driver: Array<(
     Pick<DriverInfo, 'driverParameters'>
     & { driverProperties?: Maybe<Array<Maybe<Pick<DriverPropertyInfo, 'id' | 'displayName' | 'description' | 'category' | 'dataType' | 'defaultValue' | 'validValues'>>>> }
-  )> };
+  )>; };
 
 export type GetDriverByIdQueryVariables = {
   driverId: Scalars['ID'];
@@ -750,6 +751,31 @@ export type TestConnectionMutationVariables = {
 
 export type TestConnectionMutation = { testConnection: Pick<ConnectionInfo, 'id'> };
 
+export type GetChildrenDbObjectInfoQueryVariables = {
+  navNodeId: Scalars['ID'];
+  filter?: Maybe<ObjectPropertyFilter>;
+};
+
+
+export type GetChildrenDbObjectInfoQuery = { dbObjects: Array<(
+    Pick<NavigatorNodeInfo, 'id'>
+    & { object?: Maybe<(
+      Pick<DatabaseObjectInfo, 'features'>
+      & { properties?: Maybe<Array<Maybe<Pick<ObjectPropertyInfo, 'id' | 'category' | 'dataType' | 'description' | 'displayName' | 'features' | 'value'>>>> }
+    )>; }
+  )>; };
+
+export type GetDbObjectInfoQueryVariables = {
+  navNodeId: Scalars['ID'];
+  filter?: Maybe<ObjectPropertyFilter>;
+};
+
+
+export type GetDbObjectInfoQuery = { objectInfo: { object?: Maybe<(
+      Pick<DatabaseObjectInfo, 'features'>
+      & { properties?: Maybe<Array<Maybe<Pick<ObjectPropertyInfo, 'id' | 'category' | 'dataType' | 'description' | 'displayName' | 'features' | 'value'>>>> }
+    )>; }; };
+
 export type NavNodeChildrenQueryVariables = {
   parentPath: Scalars['ID'];
 };
@@ -758,7 +784,7 @@ export type NavNodeChildrenQueryVariables = {
 export type NavNodeChildrenQuery = { navNodeChildren: Array<(
     Pick<NavigatorNodeInfo, 'id' | 'name' | 'hasChildren' | 'nodeType' | 'icon' | 'folder' | 'inline' | 'navigable' | 'features'>
     & { object?: Maybe<Pick<DatabaseObjectInfo, 'features'>> }
-  )> };
+  )>; };
 
 export type NavNodeInfoQueryVariables = {
   nodePath: Scalars['ID'];
@@ -768,7 +794,7 @@ export type NavNodeInfoQueryVariables = {
 export type NavNodeInfoQuery = { navNodeInfo: (
     Pick<NavigatorNodeInfo, 'id' | 'name' | 'hasChildren' | 'nodeType' | 'icon' | 'folder' | 'inline' | 'navigable' | 'features'>
     & { object?: Maybe<Pick<DatabaseObjectInfo, 'features'>> }
-  ) };
+  ); };
 
 export type NavRefreshNodeQueryVariables = {
   nodePath: Scalars['ID'];
@@ -777,34 +803,6 @@ export type NavRefreshNodeQueryVariables = {
 
 export type NavRefreshNodeQuery = Pick<Query, 'navRefreshNode'>;
 
-export type QueryChildrenDatabaseObjectInfoQueryVariables = {
-  nodePath: Scalars['ID'];
-  filter?: Maybe<ObjectPropertyFilter>;
-};
-
-
-export type QueryChildrenDatabaseObjectInfoQuery = { childrenDatabaseObjectInfo: Array<(
-    Pick<NavigatorNodeInfo, 'id'>
-    & { object?: Maybe<(
-      Pick<DatabaseObjectInfo, 'features'>
-      & { properties?: Maybe<Array<Maybe<Pick<ObjectPropertyInfo, 'id' | 'category' | 'dataType' | 'description' | 'displayName' | 'features' | 'value'>>>> }
-    )> }
-  )> };
-
-export type QueryDatabaseObjectInfoQueryVariables = {
-  nodeId: Scalars['ID'];
-  filter?: Maybe<ObjectPropertyFilter>;
-};
-
-
-export type QueryDatabaseObjectInfoQuery = { objectInfo: (
-    Pick<NavigatorNodeInfo, 'id'>
-    & { object?: Maybe<(
-      Pick<DatabaseObjectInfo, 'features'>
-      & { properties?: Maybe<Array<Maybe<Pick<ObjectPropertyInfo, 'id' | 'category' | 'dataType' | 'description' | 'displayName' | 'features' | 'value'>>>> }
-    )> }
-  ) };
-
 export type ReadSessionLogQueryVariables = {
   maxEntries: Scalars['Int'];
   clearEntries: Scalars['Boolean'];
@@ -891,7 +889,7 @@ export type GetAuthProvidersQueryVariables = {};
 export type GetAuthProvidersQuery = { providers: Array<(
     Pick<AuthProviderInfo, 'id' | 'label' | 'icon' | 'description' | 'defaultProvider'>
     & { credentialParameters: Array<Pick<AuthCredentialInfo, 'id' | 'displayName' | 'description' | 'admin' | 'user' | 'possibleValues' | 'encryption'>> }
-  )> };
+  )>; };
 
 export type GetSessionUserQueryVariables = {};
 
@@ -906,7 +904,7 @@ export type AsyncExportTaskStatusMutationVariables = {
 export type AsyncExportTaskStatusMutation = { taskInfo: (
     Pick<AsyncTaskInfo, 'id' | 'name' | 'running' | 'status' | 'taskResult'>
     & { error?: Maybe<Pick<ServerError, 'message' | 'errorCode' | 'stackTrace'>> }
-  ) };
+  ); };
 
 export type ExportDataFromContainerQueryVariables = {
   connectionId: Scalars['ID'];
@@ -918,7 +916,7 @@ export type ExportDataFromContainerQueryVariables = {
 export type ExportDataFromContainerQuery = { taskInfo: (
     Pick<AsyncTaskInfo, 'id' | 'running' | 'taskResult'>
     & { error?: Maybe<Pick<ServerError, 'message' | 'errorCode' | 'stackTrace'>> }
-  ) };
+  ); };
 
 export type ExportDataFromResultsQueryVariables = {
   connectionId: Scalars['ID'];
@@ -931,7 +929,7 @@ export type ExportDataFromResultsQueryVariables = {
 export type ExportDataFromResultsQuery = { taskInfo: (
     Pick<AsyncTaskInfo, 'id' | 'running' | 'taskResult'>
     & { error?: Maybe<Pick<ServerError, 'message' | 'errorCode' | 'stackTrace'>> }
-  ) };
+  ); };
 
 export type GetDataTransferProcessorsQueryVariables = {};
 
@@ -939,7 +937,7 @@ export type GetDataTransferProcessorsQueryVariables = {};
 export type GetDataTransferProcessorsQuery = { processors: Array<(
     Pick<DataTransferProcessorInfo, 'id' | 'name' | 'description' | 'fileExtension' | 'appFileExtension' | 'appName' | 'order' | 'icon' | 'isBinary' | 'isHTML'>
     & { properties?: Maybe<Array<Maybe<Pick<ObjectPropertyInfo, 'id' | 'displayName' | 'description' | 'category' | 'dataType' | 'defaultValue' | 'validValues' | 'features'>>>> }
-  )> };
+  )>; };
 
 export type RemoveDataTransferFileQueryVariables = {
   dataFileId: Scalars['String'];
@@ -965,10 +963,10 @@ export type AsyncSqlExecuteQueryMutation = { taskInfo: (
         & { resultSet?: Maybe<(
           Pick<SqlResultSet, 'id' | 'rows'>
           & { columns?: Maybe<Array<Maybe<Pick<SqlResultColumn, 'dataKind' | 'entityName' | 'fullTypeName' | 'icon' | 'label' | 'maxLength' | 'name' | 'position' | 'precision' | 'scale' | 'typeName'>>>> }
-        )> }
-      )> }
-    )>, error?: Maybe<Pick<ServerError, 'message' | 'errorCode' | 'stackTrace'>> }
-  ) };
+        )>; }
+      )>; }
+    )>; error?: Maybe<Pick<ServerError, 'message' | 'errorCode' | 'stackTrace'>>; }
+  ); };
 
 export type AsyncTaskCancelMutationVariables = {
   taskId: Scalars['String'];
@@ -991,10 +989,10 @@ export type AsyncTaskStatusMutation = { taskInfo: (
         & { resultSet?: Maybe<(
           Pick<SqlResultSet, 'id' | 'rows'>
           & { columns?: Maybe<Array<Maybe<Pick<SqlResultColumn, 'dataKind' | 'entityName' | 'fullTypeName' | 'icon' | 'label' | 'maxLength' | 'name' | 'position' | 'precision' | 'scale' | 'typeName'>>>> }
-        )> }
-      )> }
-    )>, error?: Maybe<Pick<ServerError, 'message' | 'errorCode' | 'stackTrace'>> }
-  ) };
+        )>; }
+      )>; }
+    )>; error?: Maybe<Pick<ServerError, 'message' | 'errorCode' | 'stackTrace'>>; }
+  ); };
 
 export type ExecuteSqlQueryMutationVariables = {
   connectionId: Scalars['ID'];
@@ -1011,9 +1009,9 @@ export type ExecuteSqlQueryMutation = { result?: Maybe<(
       & { resultSet?: Maybe<(
         Pick<SqlResultSet, 'id' | 'rows'>
         & { columns?: Maybe<Array<Maybe<Pick<SqlResultColumn, 'dataKind' | 'entityName' | 'fullTypeName' | 'icon' | 'label' | 'maxLength' | 'name' | 'position' | 'precision' | 'scale' | 'typeName'>>>> }
-      )> }
-    )> }
-  )> };
+      )>; }
+    )>; }
+  )>; };
 
 export type MetadataGetNodeDdlQueryVariables = {
   nodeId: Scalars['ID'];
@@ -1055,9 +1053,9 @@ export type ReadDataFromContainerMutation = { readDataFromContainer?: Maybe<(
       & { resultSet?: Maybe<(
         Pick<SqlResultSet, 'id' | 'rows'>
         & { columns?: Maybe<Array<Maybe<Pick<SqlResultColumn, 'dataKind' | 'entityName' | 'fullTypeName' | 'icon' | 'label' | 'maxLength' | 'name' | 'position' | 'precision' | 'scale' | 'typeName'>>>> }
-      )> }
-    )> }
-  )> };
+      )>; }
+    )>; }
+  )>; };
 
 export type SqlContextCreateMutationVariables = {
   connectionId: Scalars['ID'];
@@ -1109,8 +1107,8 @@ export type UpdateResultsDataMutation = { result?: Maybe<(
     & { results: Array<(
       Pick<SqlQueryResults, 'updateRowCount'>
       & { resultSet?: Maybe<Pick<SqlResultSet, 'id' | 'rows'>> }
-    )> }
-  )> };
+    )>; }
+  )>; };
 
 export type OpenSessionMutationVariables = {};
 
@@ -1118,7 +1116,7 @@ export type OpenSessionMutationVariables = {};
 export type OpenSessionMutation = { session: (
     Pick<SessionInfo, 'createTime' | 'lastAccessTime' | 'cacheExpired' | 'locale'>
     & { connections: Array<Pick<ConnectionInfo, 'id' | 'name' | 'driverId' | 'connected'>> }
-  ) };
+  ); };
 
 export type ServerConfigQueryVariables = {};
 
@@ -1126,7 +1124,7 @@ export type ServerConfigQueryVariables = {};
 export type ServerConfigQuery = { serverConfig: (
     Pick<ServerConfig, 'name' | 'version' | 'productConfiguration' | 'supportsPredefinedConnections' | 'supportsProvidedConnections' | 'supportsCustomConnections' | 'supportsConnectionBrowser' | 'supportsWorkspaces' | 'anonymousAccessEnabled' | 'authenticationEnabled'>
     & { supportedLanguages: Array<Pick<ServerLanguage, 'isoCode' | 'displayName' | 'nativeName'>> }
-  ) };
+  ); };
 
 export type SessionPermissionsQueryVariables = {};
 
@@ -1139,7 +1137,7 @@ export type SessionStateQueryVariables = {};
 export type SessionStateQuery = { sessionState: (
     Pick<SessionInfo, 'createTime' | 'lastAccessTime' | 'locale' | 'cacheExpired'>
     & { connections: Array<Pick<ConnectionInfo, 'id' | 'name' | 'driverId' | 'connected'>> }
-  ) };
+  ); };
 
 export type TouchSessionMutationVariables = {};
 
@@ -1257,6 +1255,43 @@ export const TestConnectionDocument = `
   }
 }
     `;
+export const GetChildrenDbObjectInfoDocument = `
+    query getChildrenDBObjectInfo($navNodeId: ID!, $filter: ObjectPropertyFilter) {
+  dbObjects: navNodeChildren(parentPath: $navNodeId) {
+    id
+    object {
+      features
+      properties(filter: $filter) {
+        id
+        category
+        dataType
+        description
+        displayName
+        features
+        value
+      }
+    }
+  }
+}
+    `;
+export const GetDbObjectInfoDocument = `
+    query getDBObjectInfo($navNodeId: ID!, $filter: ObjectPropertyFilter) {
+  objectInfo: navNodeInfo(nodePath: $navNodeId) {
+    object {
+      features
+      properties(filter: $filter) {
+        id
+        category
+        dataType
+        description
+        displayName
+        features
+        value
+      }
+    }
+  }
+}
+    `;
 export const NavNodeChildrenDocument = `
     query navNodeChildren($parentPath: ID!) {
   navNodeChildren(parentPath: $parentPath) {
@@ -1298,44 +1333,6 @@ export const NavRefreshNodeDocument = `
   navRefreshNode(nodePath: $nodePath)
 }
     `;
-export const QueryChildrenDatabaseObjectInfoDocument = `
-    query queryChildrenDatabaseObjectInfo($nodePath: ID!, $filter: ObjectPropertyFilter) {
-  childrenDatabaseObjectInfo: navNodeChildren(parentPath: $nodePath) {
-    id
-    object {
-      features
-      properties(filter: $filter) {
-        id
-        category
-        dataType
-        description
-        displayName
-        features
-        value
-      }
-    }
-  }
-}
-    `;
-export const QueryDatabaseObjectInfoDocument = `
-    query queryDatabaseObjectInfo($nodeId: ID!, $filter: ObjectPropertyFilter) {
-  objectInfo: navNodeInfo(nodePath: $nodeId) {
-    id
-    object {
-      features
-      properties(filter: $filter) {
-        id
-        category
-        dataType
-        description
-        displayName
-        features
-        value
-      }
-    }
-  }
-}
-    `;
 export const ReadSessionLogDocument = `
     query readSessionLog($maxEntries: Int!, $clearEntries: Boolean!) {
   log: readSessionLog(maxEntries: $maxEntries, clearEntries: $clearEntries) {
@@ -1841,6 +1838,12 @@ export function getSdk(client: GraphQLClient, withWrapper: SdkFunctionWrapper =
     testConnection(variables: TestConnectionMutationVariables): Promise<TestConnectionMutation> {
       return withWrapper(() => client.request<TestConnectionMutation>(TestConnectionDocument, variables));
     },
+    getChildrenDBObjectInfo(variables: GetChildrenDbObjectInfoQueryVariables): Promise<GetChildrenDbObjectInfoQuery> {
+      return withWrapper(() => client.request<GetChildrenDbObjectInfoQuery>(GetChildrenDbObjectInfoDocument, variables));
+    },
+    getDBObjectInfo(variables: GetDbObjectInfoQueryVariables): Promise<GetDbObjectInfoQuery> {
+      return withWrapper(() => client.request<GetDbObjectInfoQuery>(GetDbObjectInfoDocument, variables));
+    },
     navNodeChildren(variables: NavNodeChildrenQueryVariables): Promise<NavNodeChildrenQuery> {
       return withWrapper(() => client.request<NavNodeChildrenQuery>(NavNodeChildrenDocument, variables));
     },
@@ -1850,12 +1853,6 @@ export function getSdk(client: GraphQLClient, withWrapper: SdkFunctionWrapper =
     navRefreshNode(variables: NavRefreshNodeQueryVariables): Promise<NavRefreshNodeQuery> {
       return withWrapper(() => client.request<NavRefreshNodeQuery>(NavRefreshNodeDocument, variables));
     },
-    queryChildrenDatabaseObjectInfo(variables: QueryChildrenDatabaseObjectInfoQueryVariables): Promise<QueryChildrenDatabaseObjectInfoQuery> {
-      return withWrapper(() => client.request<QueryChildrenDatabaseObjectInfoQuery>(QueryChildrenDatabaseObjectInfoDocument, variables));
-    },
-    queryDatabaseObjectInfo(variables: QueryDatabaseObjectInfoQueryVariables): Promise<QueryDatabaseObjectInfoQuery> {
-      return withWrapper(() => client.request<QueryDatabaseObjectInfoQuery>(QueryDatabaseObjectInfoDocument, variables));
-    },
     readSessionLog(variables: ReadSessionLogQueryVariables): Promise<ReadSessionLogQuery> {
       return withWrapper(() => client.request<ReadSessionLogQuery>(ReadSessionLogDocument, variables));
     },
@@ -1963,7 +1960,7 @@ export function getSdk(client: GraphQLClient, withWrapper: SdkFunctionWrapper =
     },
     touchSession(variables?: TouchSessionMutationVariables): Promise<TouchSessionMutation> {
       return withWrapper(() => client.request<TouchSessionMutation>(TouchSessionDocument, variables));
-    }
+    },
   };
 }
-export type Sdk = ReturnType<typeof getSdk>;
\ No newline at end of file
+export type Sdk = ReturnType<typeof getSdk>;
diff --git a/webapp/packages/data-export-plugin/src/DataExportMenuService.ts b/webapp/packages/data-export-plugin/src/DataExportMenuService.ts
index ae6885370d..dbb87ca18c 100644
--- a/webapp/packages/data-export-plugin/src/DataExportMenuService.ts
+++ b/webapp/packages/data-export-plugin/src/DataExportMenuService.ts
@@ -7,7 +7,7 @@
  */
 
 import {
-  NavigationTreeContextMenuService, NodeManagerUtils, NodeWithParent, EObjectFeature
+  NavigationTreeContextMenuService, NodeManagerUtils, NavNode, EObjectFeature
 } from '@dbeaver/core/app';
 import { injectable } from '@dbeaver/core/di';
 import {
@@ -39,13 +39,13 @@ export class DataExportMenuService {
     };
     this.tableFooterMenuService.registerMenuItem(exportData);
 
-    this.contextMenuService.addMenuItem<NodeWithParent>(
+    this.contextMenuService.addMenuItem<NavNode>(
       this.contextMenuService.getRootMenuToken(),
       {
         id: 'export',
         isPresent(context) {
           return context.contextType === NavigationTreeContextMenuService.nodeContextType
-           && !!context.data.object?.features?.includes(EObjectFeature.dataContainer);
+            && context.data.objectFeatures.includes(EObjectFeature.dataContainer);
         },
         order: 2,
         title: 'Export',
diff --git a/webapp/packages/data-export-plugin/src/ExportNotification/ExportNotificationController.ts b/webapp/packages/data-export-plugin/src/ExportNotification/ExportNotificationController.ts
index 4c060299cf..4076ff9865 100644
--- a/webapp/packages/data-export-plugin/src/ExportNotification/ExportNotificationController.ts
+++ b/webapp/packages/data-export-plugin/src/ExportNotification/ExportNotificationController.ts
@@ -8,7 +8,7 @@
 
 import { observable, computed } from 'mobx';
 
-import { ErrorDetailsDialog, NodesManagerService } from '@dbeaver/core/app';
+import { ErrorDetailsDialog, NavNodeManagerService } from '@dbeaver/core/app';
 import { IInitializableController, injectable } from '@dbeaver/core/di';
 import { CommonDialogService } from '@dbeaver/core/dialogs';
 import { INotification } from '@dbeaver/core/eventsLog';
@@ -46,7 +46,7 @@ export class ExportNotificationController implements IInitializableController {
       return '';
     }
     if (this.task.context.containerNodePath) {
-      const node = this.nodesManagerService.getNode(this.task.context.containerNodePath);
+      const node = this.navNodeManagerService.getNode(this.task.context.containerNodePath);
 
       return `${this.localization.translate('data_transfer_exporting_table')} ${node?.name}`;
     }
@@ -76,7 +76,7 @@ export class ExportNotificationController implements IInitializableController {
   constructor(
     private commonDialogService: CommonDialogService,
     private dataExportProcessService: DataExportProcessService,
-    private nodesManagerService: NodesManagerService,
+    private navNodeManagerService: NavNodeManagerService,
     private localization: LocalizationService,
   ) {}
 
diff --git a/webapp/packages/data-viewer-plugin/src/DataViewerPage/DataViewerTab.tsx b/webapp/packages/data-viewer-plugin/src/DataViewerPage/DataViewerTab.tsx
index bd6ba0807a..5956c37f42 100644
--- a/webapp/packages/data-viewer-plugin/src/DataViewerPage/DataViewerTab.tsx
+++ b/webapp/packages/data-viewer-plugin/src/DataViewerPage/DataViewerTab.tsx
@@ -9,7 +9,7 @@
 import { observer } from 'mobx-react';
 import styled from 'reshadow';
 
-import { NodesManagerService } from '@dbeaver/core/app';
+import { NavNodeManagerService } from '@dbeaver/core/app';
 import { TabIcon, Tab, TabTitle } from '@dbeaver/core/blocks';
 import { useService } from '@dbeaver/core/di';
 import { useStyles } from '@dbeaver/core/theming';
@@ -18,9 +18,9 @@ import { ObjectPageTabProps } from '@dbeaver/object-viewer-plugin';
 export const DataViewerTab = observer(function DataViewerTab({
   tab, page, onSelect, style,
 }: ObjectPageTabProps) {
-  const nodesManagerService = useService(NodesManagerService);
+  const navNodeManagerService = useService(NavNodeManagerService);
 
-  if (!nodesManagerService.isNodeHasData(tab.handlerState.objectId)) {
+  if (!navNodeManagerService.isNodeHasData(tab.handlerState.objectId)) {
     return null;
   }
 
diff --git a/webapp/packages/data-viewer-plugin/src/DataViewerTabService.ts b/webapp/packages/data-viewer-plugin/src/DataViewerTabService.ts
index 943969d663..395d88159b 100644
--- a/webapp/packages/data-viewer-plugin/src/DataViewerTabService.ts
+++ b/webapp/packages/data-viewer-plugin/src/DataViewerTabService.ts
@@ -7,7 +7,7 @@
  */
 
 import {
-  NodesManagerService,
+  NavNodeManagerService,
   INodeNavigationData,
   IContextProvider,
   ITab,
@@ -29,11 +29,13 @@ import { DataViewerTableService } from './DataViewerTableService';
 export class DataViewerTabService {
   page: ObjectPage;
 
-  constructor(private nodesManagerService: NodesManagerService,
-              private dataViewerTableService: DataViewerTableService,
-              private objectViewerTabService: ObjectViewerTabService,
-              private dbObjectPageService: DBObjectPageService,
-              private notificationService: NotificationService) {
+  constructor(
+    private navNodeManagerService: NavNodeManagerService,
+    private dataViewerTableService: DataViewerTableService,
+    private objectViewerTabService: ObjectViewerTabService,
+    private dbObjectPageService: DBObjectPageService,
+    private notificationService: NotificationService
+  ) {
 
     this.page = this.dbObjectPageService.register({
       key: dataViewerHandlerKey,
@@ -49,7 +51,7 @@ export class DataViewerTabService {
   }
 
   registerTabHandler() {
-    this.nodesManagerService.navigator.addHandler(this.navigationHandler.bind(this));
+    this.navNodeManagerService.navigator.addHandler(this.navigationHandler.bind(this));
   }
 
   private async navigationHandler(contexts: IContextProvider<INodeNavigationData>) {
@@ -60,14 +62,12 @@ export class DataViewerTabService {
         trySwitchPage,
       } = await contexts.getContext(this.objectViewerTabService.objectViewerTabContext);
 
-
       if (nodeInfo.type === NavigationType.closeConnection) {
         return;
       }
-      // const tabInfo = await contexts.getContext(this.navigationTabsService.navigationTabContext);
-      const objectInfo = await this.nodesManagerService.loadDatabaseObjectInfo(nodeInfo.nodeId);
+      const node = await this.navNodeManagerService.loadNode(nodeInfo);
 
-      if (!this.nodesManagerService.isNodeHasData(objectInfo)) {
+      if (!this.navNodeManagerService.isNodeHasData(node)) {
         return;
       }
 
@@ -83,9 +83,12 @@ export class DataViewerTabService {
   }
 
   private async handleTabSelect(tab: ITab<IObjectViewerTabState>) {
-    const objectInfo = await this.nodesManagerService.loadDatabaseObjectInfo(tab.handlerState.objectId);
+    const node = await this.navNodeManagerService.loadNode({
+      nodeId: tab.handlerState.objectId,
+      parentId: tab.handlerState.parentId,
+    });
 
-    if (!this.nodesManagerService.isNodeHasData(objectInfo)) {
+    if (!this.navNodeManagerService.isNodeHasData(node)) {
       return;
     }
 
@@ -93,7 +96,7 @@ export class DataViewerTabService {
       return;
     }
 
-    const nodeInfo = this.nodesManagerService
+    const nodeInfo = this.navNodeManagerService
       .getNodeContainerInfo(tab.handlerState.objectId);
 
     if (!nodeInfo.connectionId) {
@@ -111,11 +114,12 @@ export class DataViewerTabService {
     // if (!this.nodesManagerService.isNodeHasData(tab.handlerState.objectId)) {
     //   return;
     // }
-    const info = await this.nodesManagerService.loadDatabaseObjectInfo(tab.handlerState.objectId);
-    if (info) {
-      return true;
-    }
-    return false;
+    await this.navNodeManagerService.loadNode({
+      nodeId: tab.handlerState.objectId,
+      parentId: tab.handlerState.parentId,
+    });
+    // await this.dbObjectService.load(tab.handlerState.objectId);
+    return true;
   }
 
   private handleTabClose(tab: ITab<IObjectViewerTabState>) {
diff --git a/webapp/packages/ddl-viewer-plugin/src/DdlViewer/DdlViewerController.ts b/webapp/packages/ddl-viewer-plugin/src/DdlViewer/DdlViewerController.ts
index 6008061b0c..1afa8a28ce 100644
--- a/webapp/packages/ddl-viewer-plugin/src/DdlViewer/DdlViewerController.ts
+++ b/webapp/packages/ddl-viewer-plugin/src/DdlViewer/DdlViewerController.ts
@@ -8,7 +8,7 @@
 
 import { observable, when } from 'mobx';
 
-import { NodeManagerUtils, NodesManagerService } from '@dbeaver/core/app';
+import { NodeManagerUtils, NavNodeManagerService } from '@dbeaver/core/app';
 import { IDestructibleController, IInitializableController, injectable } from '@dbeaver/core/di';
 import { NotificationService } from '@dbeaver/core/eventsLog';
 import { SqlDialectInfo } from '@dbeaver/core/sdk';
@@ -25,11 +25,12 @@ export class DdlViewerController implements IInitializableController, IDestructi
 
   private nodeId!: string;
 
-  constructor(private ddlViewerService: DdlViewerService,
-              private nodesManagerService: NodesManagerService,
-              private sqlDialectInfoService: SqlDialectInfoService,
-              private notificationService: NotificationService) {
-  }
+  constructor(
+    private ddlViewerService: DdlViewerService,
+    private navNodeManagerService: NavNodeManagerService,
+    private sqlDialectInfoService: SqlDialectInfoService,
+    private notificationService: NotificationService
+  ) { }
 
   init(nodeId: string) {
     this.nodeId = nodeId;
@@ -55,7 +56,7 @@ export class DdlViewerController implements IInitializableController, IDestructi
   }
 
   private async loadDialect(nodeId: string): Promise<void> {
-    const { connectionId } = this.nodesManagerService.getNodeContainerInfo(nodeId);
+    const { connectionId } = this.navNodeManagerService.getNodeContainerInfo(nodeId);
     if (!connectionId) {
       return;
     }
diff --git a/webapp/packages/ddl-viewer-plugin/src/DdlViewerTabService.ts b/webapp/packages/ddl-viewer-plugin/src/DdlViewerTabService.ts
index 8441f5edcd..8aa6e8a0a6 100644
--- a/webapp/packages/ddl-viewer-plugin/src/DdlViewerTabService.ts
+++ b/webapp/packages/ddl-viewer-plugin/src/DdlViewerTabService.ts
@@ -7,7 +7,7 @@
  */
 
 import {
-  EObjectFeature, NodesManagerService, IContextProvider, INodeNavigationData
+  EObjectFeature, NavNodeManagerService, IContextProvider, INodeNavigationData
 } from '@dbeaver/core/app';
 import { ITab } from '@dbeaver/core/blocks';
 import { injectable } from '@dbeaver/core/di';
@@ -22,16 +22,18 @@ const ddlViewerTabId = 'ddl-viewer';
 @injectable()
 export class DdlViewerTabService {
 
-  constructor(private nodesManagerService: NodesManagerService,
-              private objectViewerTabService: ObjectViewerTabService,
-              private notificationService: NotificationService,
-              private ddlViewerService: DdlViewerService) {
-    this.nodesManagerService.navigator.addHandler(this.navigationHandler.bind(this));
+  constructor(
+    private navNodeManagerService: NavNodeManagerService,
+    private objectViewerTabService: ObjectViewerTabService,
+    private notificationService: NotificationService,
+    private ddlViewerService: DdlViewerService
+  ) {
+    this.navNodeManagerService.navigator.addHandler(this.navigationHandler.bind(this));
   }
 
   buildTab(nodeId: string): ITab | null {
-    const node = this.nodesManagerService.getNode(nodeId);
-    const isDdlRequired = node?.object?.features?.includes(EObjectFeature.script);
+    const node = this.navNodeManagerService.getNode(nodeId);
+    const isDdlRequired = node?.objectFeatures.includes(EObjectFeature.script);
     if (!isDdlRequired) {
       return null;
     }
@@ -39,7 +41,7 @@ export class DdlViewerTabService {
       tabId: ddlViewerTabId,
       title: 'DDL',
       icon: 'sql-text',
-      onActivate: () => this.activateDDLTab(nodeId),
+      onActivate: () => this.activateDDLTab(nodeId, node?.parentId!),
       panel: () => ddlViewer(nodeId),
     };
     return ddlTab;
@@ -57,7 +59,7 @@ export class DdlViewerTabService {
     }
   }
 
-  private activateDDLTab(nodeId: string) {
-    this.nodesManagerService.navToNode(nodeId, ddlViewerTabId);
+  private activateDDLTab(nodeId: string, parentId: string) {
+    this.navNodeManagerService.navToNode(nodeId, parentId, ddlViewerTabId);
   }
 }
diff --git a/webapp/packages/object-viewer-plugin/src/IObjectViewerTabState.ts b/webapp/packages/object-viewer-plugin/src/IObjectViewerTabState.ts
index df6d46a8a2..5333288be8 100644
--- a/webapp/packages/object-viewer-plugin/src/IObjectViewerTabState.ts
+++ b/webapp/packages/object-viewer-plugin/src/IObjectViewerTabState.ts
@@ -8,6 +8,8 @@
 
 export interface IObjectViewerTabState {
   objectId: string;
+  parentId: string;
+  parents: string[];
   folderId: string;
   tabIcon?: string;
   tabTitle?: string;
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectFoldersTab/ObjectFoldersTabService.ts b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectFoldersTab/ObjectFoldersTabService.ts
index bb62545ca5..bf8d811ef0 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectFoldersTab/ObjectFoldersTabService.ts
+++ b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectFoldersTab/ObjectFoldersTabService.ts
@@ -6,7 +6,7 @@
  * you may not use this file except in compliance with the License.
  */
 
-import { NodesManagerService, TabEntity } from '@dbeaver/core/app';
+import { NavNodeManagerService, TabEntity } from '@dbeaver/core/app';
 import { ITab } from '@dbeaver/core/blocks';
 import { injectable } from '@dbeaver/core/di';
 
@@ -15,7 +15,7 @@ import { ObjectFolderTabModel } from './ObjectFolderTabModel';
 @injectable()
 export class ObjectFoldersTabService {
 
-  constructor(private nodesManagerService: NodesManagerService) {
+  constructor(private navNodeManagerService: NavNodeManagerService) {
   }
 
   createTabEntities(nodeId: string): TabEntity[] {
@@ -24,22 +24,22 @@ export class ObjectFoldersTabService {
 
 
   private tabBuilder(nodeId: string): ITab[] {
-    const children = this.nodesManagerService.getChildren(nodeId)?.children || [];
+    const children = this.navNodeManagerService.getTree(nodeId) || [];
 
     const folderTabs = children.filter((nodeId) => {
-      const node = this.nodesManagerService.getNode(nodeId);
+      const node = this.navNodeManagerService.getNode(nodeId);
       return node ? node.folder : false;
     });
 
     const tabList: ITab[] = folderTabs.map((nodeId) => {
-      const node = this.nodesManagerService.getNode(nodeId);
+      const node = this.navNodeManagerService.getNode(nodeId);
       if (!node) {
         throw Error(`node not found: ${nodeId}`);
       }
 
       return new ObjectFolderTabModel(
         node,
-        () => this.nodesManagerService.navToNode(node.id)
+        () => this.navNodeManagerService.navToNode(node.id, node.parentId)
       );
     });
     return tabList;
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertiesPagePanel.tsx b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertiesPagePanel.tsx
index 9472677a9d..3928607375 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertiesPagePanel.tsx
+++ b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertiesPagePanel.tsx
@@ -35,9 +35,9 @@ const viewerStyles = composes(
 export const ObjectPropertiesPagePanel = observer(function ObjectPropertiesPagePanel({
   tab,
 }: ObjectPagePanelProps) {
-  const children = useChildren(tab.handlerState.objectId);
+  const { children, isLoading } = useChildren(tab.handlerState.objectId);
 
-  if (!children?.isLoaded) {
+  if (!children || isLoading) {
     return <Loader />;
   }
 
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertiesPageService.ts b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertiesPageService.ts
index fc15cd9a47..129b2ea6e2 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertiesPageService.ts
+++ b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertiesPageService.ts
@@ -7,7 +7,7 @@
  */
 
 import {
-  NodesManagerService, ITab, IContextProvider, INodeNavigationData
+  NavNodeManagerService, ITab, IContextProvider, INodeNavigationData
 } from '@dbeaver/core/app';
 import { injectable } from '@dbeaver/core/di';
 import { NotificationService } from '@dbeaver/core/eventsLog';
@@ -24,7 +24,7 @@ export class ObjectPropertiesPageService {
   page?: ObjectPage;
 
   constructor(
-    private nodesManagerService: NodesManagerService,
+    private navNodeManagerService: NavNodeManagerService,
     private notificationService: NotificationService,
     private objectViewerTabService: ObjectViewerTabService,
     private dbObjectPageService: DBObjectPageService
@@ -41,7 +41,7 @@ export class ObjectPropertiesPageService {
       getPanelComponent: () => ObjectPropertiesPagePanel,
       onSelect: this.handlePageSelect.bind(this),
     });
-    this.nodesManagerService.navigator.addHandler(this.navigationHandler.bind(this));
+    this.navNodeManagerService.navigator.addHandler(this.navigationHandler.bind(this));
   }
 
   private async handlePageSelect(tab: ITab<IObjectViewerTabState>) {
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertyTable/Item.tsx b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertyTable/Item.tsx
index 0786c8d21f..b654f82bf2 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertyTable/Item.tsx
+++ b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertyTable/Item.tsx
@@ -10,7 +10,7 @@ import { observer } from 'mobx-react';
 import { useCallback } from 'react';
 import styled, { css } from 'reshadow';
 
-import { NodesManagerService, useDatabaseObjectInfo, useNode } from '@dbeaver/core/app';
+import { NavNodeManagerService, useDatabaseObjectInfo, useNode } from '@dbeaver/core/app';
 import {
   StaticImage, TableItem, TableColumnValue, TableItemSelect
 } from '@dbeaver/core/blocks';
@@ -51,12 +51,12 @@ type ItemProps = {
 export const Item = observer(function Item({
   objectId, columns,
 }: ItemProps) {
-  const nodesManagerService = useService(NodesManagerService);
-  const object = useNode(objectId);
+  const navNodeManagerService = useService(NavNodeManagerService);
+  const { node } = useNode(objectId);
   const databaseObjectInfo = useDatabaseObjectInfo(objectId);
-  const handleOpen = useCallback(() => nodesManagerService.navToNode(objectId), [objectId]);
+  const handleOpen = useCallback(() => navNodeManagerService.navToNode(node!.id, node!.parentId), [node]);
 
-  if (!object || !databaseObjectInfo?.properties) {
+  if (!node || !databaseObjectInfo?.properties) {
     return styled(useStyles(itemStyles))(
       <TableItem item={objectId} onDoubleClick={handleOpen}>
         <TableColumnValue centerContent><TableItemSelect /></TableColumnValue>
@@ -81,7 +81,7 @@ export const Item = observer(function Item({
       <TableColumnValue centerContent><TableItemSelect /></TableColumnValue>
       <TableColumnValue>
         <icon as="div">
-          <StaticImage icon={object.icon} />
+          <StaticImage icon={node.icon} />
         </icon>
       </TableColumnValue>
       {databaseObjectInfo.properties.map(property => (
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertyTable/ObjectPropertyTable.tsx b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertyTable/ObjectPropertyTable.tsx
index 3a51618e29..823622753d 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertyTable/ObjectPropertyTable.tsx
+++ b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/ObjectPropertyTable/ObjectPropertyTable.tsx
@@ -22,15 +22,18 @@ const styles = css`
 `;
 
 type ObjectPropertyTableProps = {
-  parentId: string;
   objectId: string;
+  parentId: string;
 }
 
-export const ObjectPropertyTable = observer(function ObjectPropertyTable(props: ObjectPropertyTableProps) {
-  const children = useChildren(props.objectId);
-  const { isLoading } = useObjectFolder(props.parentId, props.objectId);
+export const ObjectPropertyTable = observer(function ObjectPropertyTable({
+  objectId,
+  parentId,
+}: ObjectPropertyTableProps) {
+  const children = useChildren(objectId);
+  const { isLoading } = useObjectFolder(parentId);
 
-  if (!children?.isLoaded || isLoading) {
+  if (!children.children || children.isLoading || isLoading) {
     return <Loader />;
   }
 
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/VirtualFolderTab/VirtualFolderTabMixin.tsx b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/VirtualFolderTab/VirtualFolderTabMixin.tsx
index 6225f3b44b..6b8b0d9bf1 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/VirtualFolderTab/VirtualFolderTabMixin.tsx
+++ b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/VirtualFolderTab/VirtualFolderTabMixin.tsx
@@ -8,7 +8,7 @@
 
 import { observable } from 'mobx';
 
-import { NodesManagerService } from '@dbeaver/core/app';
+import { DBObjectService } from '@dbeaver/core/app';
 import { injectable } from '@dbeaver/core/di';
 
 import { VirtualFolderTabData } from './VirtualFolderTabData';
@@ -18,9 +18,10 @@ export class VirtualFolderTabMixin {
 
   @observable isActivated = false;
 
-  constructor(private virtualFolderTabData: VirtualFolderTabData,
-              private nodesManagerService: NodesManagerService) {
-  }
+  constructor(
+    private virtualFolderTabData: VirtualFolderTabData,
+    private dbObjectService: DBObjectService
+  ) {}
 
   getChildrenId() {
     return this.virtualFolderTabData.childrenIds;
@@ -37,7 +38,7 @@ export class VirtualFolderTabMixin {
 
     try {
       for (const nodeId of this.getChildrenId()) {
-        await this.nodesManagerService.loadDatabaseObjectInfo(nodeId);
+        await this.dbObjectService.load(nodeId);
       }
     }
     finally {
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/VirtualFolderTab/VirtualFolderTabService.tsx b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/VirtualFolderTab/VirtualFolderTabService.tsx
index dd949a0df4..e8911af34e 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/VirtualFolderTab/VirtualFolderTabService.tsx
+++ b/webapp/packages/object-viewer-plugin/src/ObjectPropertiesPage/VirtualFolderTab/VirtualFolderTabService.tsx
@@ -6,7 +6,7 @@
  * you may not use this file except in compliance with the License.
  */
 
-import { NodesManagerService, NodeWithParent, TabEntity } from '@dbeaver/core/app';
+import { NavNodeManagerService, NavNode, TabEntity } from '@dbeaver/core/app';
 import { injectable, MixinProvider } from '@dbeaver/core/di';
 
 import { VirtualFolderTabData } from './VirtualFolderTabData';
@@ -17,15 +17,14 @@ import { VirtualFolderTabModel } from './VirtualFolderTabModel';
 @injectable()
 export class VirtualFolderTabService {
 
-  constructor(private nodesManagerService: NodesManagerService) {
-  }
+  constructor(private navNodeManagerService: NavNodeManagerService) { }
 
   createTabEntities(nodeId: string): TabEntity[] {
-    const children = this.nodesManagerService.getChildren(nodeId)?.children || [];
+    const children = this.navNodeManagerService.getTree(nodeId) || [];
 
-    const notFolderNodes = children.reduce<NodeWithParent[]>(
+    const notFolderNodes = children.reduce<NavNode[]>(
       (nodes, nodeId) => {
-        const node = this.nodesManagerService.getNode(nodeId);
+        const node = this.navNodeManagerService.getNode(nodeId);
         if (node && !node.folder) {
           nodes.push(node);
         }
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectViewerPanel.tsx b/webapp/packages/object-viewer-plugin/src/ObjectViewerPanel.tsx
index 68efa898fb..234ff3ed07 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectViewerPanel.tsx
+++ b/webapp/packages/object-viewer-plugin/src/ObjectViewerPanel.tsx
@@ -39,11 +39,11 @@ const stylesArray = [styles];
 export const ObjectViewerPanel = observer(function ObjectViewerPanel({
   tab, handler,
 }: TabHandlerPanelProps<IObjectViewerTabState>) {
-  const children = useChildren(tab.handlerState.objectId);
+  const { children, isLoading } = useChildren(tab.handlerState.objectId);
   const dbObjectPagesService = useService(DBObjectPageService);
   const pages = dbObjectPagesService.orderedPages;
 
-  if (!children?.isLoaded) {
+  if (!children || isLoading) {
     return <Loader />;
   }
 
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectViewerTab.tsx b/webapp/packages/object-viewer-plugin/src/ObjectViewerTab.tsx
index 687e5c9cb1..baa313aae3 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectViewerTab.tsx
+++ b/webapp/packages/object-viewer-plugin/src/ObjectViewerTab.tsx
@@ -18,7 +18,7 @@ import { IObjectViewerTabState } from './IObjectViewerTabState';
 export const ObjectViewerTab = observer(function ObjectViewerTab({
   tab, handler, onSelect, onClose, style,
 }: TabHandlerTabProps<IObjectViewerTabState>) {
-  const node = useNode(tab.handlerState.objectId);
+  const { node } = useNode(tab.handlerState.objectId);
 
   return styled(useStyles(...style))(
     <Tab tabId={tab.id} onOpen={onSelect} onClose={onClose} >
diff --git a/webapp/packages/object-viewer-plugin/src/ObjectViewerTabService.ts b/webapp/packages/object-viewer-plugin/src/ObjectViewerTabService.ts
index 1ce1d99241..8f7bb67dcc 100644
--- a/webapp/packages/object-viewer-plugin/src/ObjectViewerTabService.ts
+++ b/webapp/packages/object-viewer-plugin/src/ObjectViewerTabService.ts
@@ -6,10 +6,7 @@
  * you may not use this file except in compliance with the License.
  */
 
-import { observable } from 'mobx';
-
 import {
-  NodesManagerService,
   NavigationTabsService,
   INodeNavigationData,
   IContextProvider,
@@ -21,6 +18,9 @@ import {
   objectCatalogProvider,
   objectSchemaProvider,
   NavNodeManagerService,
+  DBObjectService,
+  ROOT_NODE_PATH,
+  NavNode,
 } from '@dbeaver/core/app';
 import { injectable } from '@dbeaver/core/di';
 import { NotificationService } from '@dbeaver/core/eventsLog';
@@ -35,13 +35,15 @@ import { objectViewerTabHandlerKey } from './objectViewerTabHandlerKey';
 
 @injectable()
 export class ObjectViewerTabService {
-  @observable private propertiesTabLoadingState: Map<string, boolean> = new Map();
   readonly tabHandler: TabHandler<IObjectViewerTabState>
 
-  constructor(private nodesManagerService: NodesManagerService,
-              private dbObjectPageService: DBObjectPageService,
-              private notificationService: NotificationService,
-              private navigationTabsService: NavigationTabsService) {
+  constructor(
+    private navNodeManagerService: NavNodeManagerService,
+    private dbObjectService: DBObjectService,
+    private dbObjectPageService: DBObjectPageService,
+    private notificationService: NotificationService,
+    private navigationTabsService: NavigationTabsService
+  ) {
 
     this.tabHandler = this.navigationTabsService
       .registerTabHandler<IObjectViewerTabState>({
@@ -60,95 +62,9 @@ export class ObjectViewerTabService {
       });
   }
 
-  getConnection(context: ITab<IObjectViewerTabState>) {
-    const nodeInfo = this.nodesManagerService
-      .getNodeContainerInfo(context.handlerState.objectId);
-
-    if (!nodeInfo.connectionId) {
-      return;
-    }
-    // connection node id differs from connection id
-    return NodeManagerUtils.connectionNodeIdToConnectionId(nodeInfo.connectionId);
-  }
-
-  getDBObjectCatalog(context: ITab<IObjectViewerTabState>) {
-    const nodeInfo = this.nodesManagerService
-      .getNodeContainerInfo(context.handlerState.objectId);
-
-    if (nodeInfo.catalogId) {
-      return;
-    }
-    return nodeInfo.catalogId;
-  }
-
-  getDBObjectSchema(context: ITab<IObjectViewerTabState>) {
-    const nodeInfo = this.nodesManagerService
-      .getNodeContainerInfo(context.handlerState.objectId);
-
-    if (!nodeInfo.schemaId) {
-      return;
-    }
-    return nodeInfo.schemaId;
-  }
-
   registerTabHandler() {
-    this.nodesManagerService.navigator.addHandler(this.navigationHandler.bind(this));
-  }
-
-  isTabLoading(id: string): boolean {
-    return !this.propertiesTabLoadingState.get(id);
-  }
-
-  async selectObjectTab(tab: ITab<IObjectViewerTabState>) {
-    try {
-      const currentPage = this.dbObjectPageService.getPage(tab.handlerState.pageId);
-      if (currentPage) {
-        await this.dbObjectPageService.selectPage(tab, currentPage);
-      }
-
-      // TODO: must be loaded by info folder?
-      await this.nodesManagerService.loadDatabaseObjectInfo(tab.handlerState.objectId);
-      await this.nodesManagerService.loadNodeInfo(tab.handlerState.objectId);
-
-      const children = await this.nodesManagerService.loadChildren(tab.handlerState.objectId);
-      const folderId = tab.handlerState.folderId;
-      const propertiesTabLoadingKey = `${tab.handlerState.objectId}_${folderId}`;
-
-      try {
-        if (children.length === 0 || !NodeManagerUtils.isDatabaseObject(folderId)) {
-          return;
-        }
-
-        this.propertiesTabLoadingState.set(propertiesTabLoadingKey, false);
-        await this.nodesManagerService.loadChildrenDatabaseObjectInfo(folderId);
-      } finally {
-        this.propertiesTabLoadingState.set(propertiesTabLoadingKey, true);
-      }
-    } catch (exception) {
-      this.notificationService.logException(exception, 'Error in Object Viewer while tab selecting');
-    }
-  }
-
-  async restoreObjectTab(tab: ITab<IObjectViewerTabState>) {
-    if (
-      typeof tab.handlerState?.folderId === 'string'
-      && typeof tab.handlerState?.objectId === 'string'
-      && (!tab.handlerState.tabIcon || typeof tab.handlerState.tabIcon === 'string')
-      && (!tab.handlerState.tabTitle || typeof tab.handlerState.tabTitle === 'string')
-    ) {
-      const node = await this.nodesManagerService.loadNodeInfo(tab.handlerState.objectId);
-      if (node) {
-        tab.handlerState.tabIcon = node.icon;
-        tab.handlerState.tabTitle = node.name;
-
-        return this.dbObjectPageService.restorePages(tab);
-      }
-    }
-    return false;
-  }
-
-  async closeObjectTab(tab: ITab<IObjectViewerTabState>) {
-    await this.dbObjectPageService.closePages(tab);
+    this.navNodeManagerService.navigator.addHandler(this.navigationHandler.bind(this));
+    this.navNodeManagerService.navNode.onDataUpdate.subscribe(this.updateTabs.bind(this));
   }
 
   objectViewerTabContext = async (
@@ -156,7 +72,7 @@ export class ObjectViewerTabService {
     data: INodeNavigationData
   ): Promise<IObjectViewerTabContext> => {
     const tabInfo = await contexts.getContext(this.navigationTabsService.navigationTabContext);
-    const nodeInfo = await contexts.getContext(this.nodesManagerService.navigationNodeContext);
+    const nodeInfo = await contexts.getContext(this.navNodeManagerService.navigationNavNodeContext);
 
     if (data.type !== NavigationType.closeConnection) {
     // check if tab already exist for object
@@ -173,6 +89,8 @@ export class ObjectViewerTabService {
           handlerId: objectViewerTabHandlerKey,
           handlerState: {
             objectId: nodeInfo.nodeId,
+            parentId: nodeInfo.parentId,
+            parents: await nodeInfo.getParents(),
             folderId: nodeInfo.folderId,
             pageId: '',
             pagesState: new Map(),
@@ -214,6 +132,115 @@ export class ObjectViewerTabService {
     };
   }
 
+  private async updateTabs(data: Map<string, NavNode>) {
+    for (const tab of this.navigationTabsService.findTabs(isObjectViewerTab(tab => tab.restored))) {
+      if (!data.has(tab.handlerState.objectId)) {
+        await this.navigationTabsService.closeTab(tab.id, true);
+      } else if (tab.id === this.navigationTabsService.currentTabId) {
+        const loaded = this.navNodeManagerService.navNode.isLoaded({
+          nodes: [{ nodeId: tab.handlerState.objectId, parentId: tab.handlerState.parentId }],
+        });
+        const loading = this.navNodeManagerService.navNode.isDataLoading({
+          nodes: [{ nodeId: tab.handlerState.objectId, parentId: tab.handlerState.parentId }],
+        });
+
+        if (!loaded && !loading) {
+          await this.navigationTabsService.selectTab(tab.id);
+        }
+      }
+    }
+  }
+
+  private getConnection(context: ITab<IObjectViewerTabState>) {
+    const nodeInfo = this.navNodeManagerService
+      .getNodeContainerInfo(context.handlerState.objectId);
+
+    if (!nodeInfo.connectionId) {
+      return;
+    }
+    // connection node id differs from connection id
+    return NodeManagerUtils.connectionNodeIdToConnectionId(nodeInfo.connectionId);
+  }
+
+  private getDBObjectCatalog(context: ITab<IObjectViewerTabState>) {
+    const nodeInfo = this.navNodeManagerService
+      .getNodeContainerInfo(context.handlerState.objectId);
+
+    if (nodeInfo.catalogId) {
+      return;
+    }
+    return nodeInfo.catalogId;
+  }
+
+  private getDBObjectSchema(context: ITab<IObjectViewerTabState>) {
+    const nodeInfo = this.navNodeManagerService
+      .getNodeContainerInfo(context.handlerState.objectId);
+
+    if (!nodeInfo.schemaId) {
+      return;
+    }
+    return nodeInfo.schemaId;
+  }
+
+  private async selectObjectTab(tab: ITab<IObjectViewerTabState>) {
+    try {
+      const currentPage = this.dbObjectPageService.getPage(tab.handlerState.pageId);
+      if (currentPage) {
+        await this.dbObjectPageService.selectPage(tab, currentPage);
+      }
+
+      // TODO: must be loaded by info folder?
+      await this.navNodeManagerService.loadNode({
+        nodeId: tab.handlerState.objectId,
+        parentId: tab.handlerState.parentId,
+      });
+      const children = await this.navNodeManagerService.loadTree(tab.handlerState.objectId);
+      await this.dbObjectService.load(tab.handlerState.objectId);
+
+      const folderId = tab.handlerState.folderId;
+
+      if (children.length === 0 || !NodeManagerUtils.isDatabaseObject(folderId)) {
+        return;
+      }
+      const folderChildren = await this.navNodeManagerService.loadTree(folderId);
+
+      await this.dbObjectService.load(folderChildren);
+    } catch (exception) {
+      this.notificationService.logException(exception, 'Error in Object Viewer while tab selecting');
+    }
+  }
+
+  private async restoreObjectTab(tab: ITab<IObjectViewerTabState>) {
+    if (
+      typeof tab.handlerState?.folderId === 'string'
+      && typeof tab.handlerState.parentId === 'string'
+      && Array.isArray(tab.handlerState.parents)
+      && typeof tab.handlerState.objectId === 'string'
+      && (!tab.handlerState.tabIcon || typeof tab.handlerState.tabIcon === 'string')
+      && (!tab.handlerState.tabTitle || typeof tab.handlerState.tabTitle === 'string')
+    ) {
+      for (const nodeId of tab.handlerState.parents) {
+        await this.navNodeManagerService.loadTree(nodeId);
+      }
+
+      const node = await this.navNodeManagerService.loadNode({
+        nodeId: tab.handlerState.objectId,
+        parentId: tab.handlerState.parentId,
+      });
+      if (node) {
+        tab.handlerState.tabIcon = node.icon;
+        tab.handlerState.tabTitle = node.name;
+
+        return this.dbObjectPageService.restorePages(tab);
+      }
+    }
+    return false;
+  }
+
+  private async closeObjectTab(tab: ITab<IObjectViewerTabState>) {
+    await this.dbObjectPageService.closePages(tab);
+  }
+
   private async navigationHandler(contexts: IContextProvider<INodeNavigationData>) {
     try {
       const { tab, tabInfo, nodeInfo } = await contexts.getContext(this.objectViewerTabContext);
diff --git a/webapp/packages/object-viewer-plugin/src/useObjectFolder.ts b/webapp/packages/object-viewer-plugin/src/useObjectFolder.ts
index d2e5cc3e47..61d3af9f1e 100644
--- a/webapp/packages/object-viewer-plugin/src/useObjectFolder.ts
+++ b/webapp/packages/object-viewer-plugin/src/useObjectFolder.ts
@@ -6,14 +6,18 @@
  * you may not use this file except in compliance with the License.
  */
 
+import { NavNodeManagerService, DBObjectService } from '@dbeaver/core/app';
 import { useService } from '@dbeaver/core/di';
 
-import { ObjectViewerTabService } from './ObjectViewerTabService';
 
-export function useObjectFolder(objectId: string, folderId: string) {
-  const objectViewerTabService = useService(ObjectViewerTabService);
+export function useObjectFolder(objectId: string) {
+  const navNodeManagerService = useService(NavNodeManagerService);
+  const dbObjectService = useService(DBObjectService);
 
-  const isLoading = objectViewerTabService.isTabLoading(`${objectId}_${folderId}`);
+  const children = navNodeManagerService.getTree(objectId) || [];
+
+  const isLoading = children.some(navNodeId => !dbObjectService.getDBObject(navNodeId))
+      && dbObjectService.dbObject.isDataLoading({ navNodeId: children });
 
   return { isLoading };
 }
diff --git a/webapp/packages/sql-editor/src/SqlEditorBootstrap.ts b/webapp/packages/sql-editor/src/SqlEditorBootstrap.ts
index 9898a3b684..6393deb63c 100644
--- a/webapp/packages/sql-editor/src/SqlEditorBootstrap.ts
+++ b/webapp/packages/sql-editor/src/SqlEditorBootstrap.ts
@@ -11,7 +11,7 @@ import {
   NavigationTreeContextMenuService,
   EObjectFeature,
   NodeManagerUtils,
-  NodeWithParent, ConnectionsManagerService,
+  NavNode, ConnectionsManagerService,
 } from '@dbeaver/core/app';
 import { injectable } from '@dbeaver/core/di';
 import { ContextMenuService, IContextMenuItem, IMenuContext } from '@dbeaver/core/dialogs';
@@ -21,11 +21,13 @@ import { SqlEditorTabService } from './SqlEditorTabService';
 
 @injectable()
 export class SqlEditorBootstrap {
-  constructor(private mainMenuService: MainMenuService,
-              private contextMenuService: ContextMenuService,
-              private connectionsManagerService: ConnectionsManagerService,
-              private sqlEditorTabService: SqlEditorTabService,
-              private sqlEditorNavigatorService: SqlEditorNavigatorService) {}
+  constructor(
+    private mainMenuService: MainMenuService,
+    private contextMenuService: ContextMenuService,
+    private connectionsManagerService: ConnectionsManagerService,
+    private sqlEditorTabService: SqlEditorTabService,
+    private sqlEditorNavigatorService: SqlEditorNavigatorService
+  ) {}
 
   async bootstrap() {
     this.sqlEditorTabService.registerTabHandler();
@@ -40,20 +42,20 @@ export class SqlEditorBootstrap {
       }
     );
 
-    const openSqlEditor: IContextMenuItem<NodeWithParent> = {
+    const openSqlEditor: IContextMenuItem<NavNode> = {
       id: 'open-sql-editor',
       isPresent(context) {
         return context.contextType === NavigationTreeContextMenuService.nodeContextType
-          && Boolean((context.data as NodeWithParent)?.object?.features?.includes(EObjectFeature.dataSource));
+          && context.data.objectFeatures.includes(EObjectFeature.dataSource);
       },
       title: 'SQL',
       order: 2,
-      onClick: (context: IMenuContext<NodeWithParent>) => {
+      onClick: (context: IMenuContext<NavNode>) => {
         const node = context.data;
         const connectionId = NodeManagerUtils.connectionNodeIdToConnectionId(node.id);
         this.sqlEditorNavigatorService.openNewEditor(connectionId);
       },
     };
-    this.contextMenuService.addMenuItem<NodeWithParent>(this.contextMenuService.getRootMenuToken(), openSqlEditor);
+    this.contextMenuService.addMenuItem<NavNode>(this.contextMenuService.getRootMenuToken(), openSqlEditor);
   }
 }
diff --git a/webapp/packages/sql-editor/src/SqlEditorNavigatorService.ts b/webapp/packages/sql-editor/src/SqlEditorNavigatorService.ts
index 2ecdf6047c..19b3269214 100644
--- a/webapp/packages/sql-editor/src/SqlEditorNavigatorService.ts
+++ b/webapp/packages/sql-editor/src/SqlEditorNavigatorService.ts
@@ -14,7 +14,7 @@ import {
   NavigationService,
   IContextProvider,
   ITabOptions,
-  NodesManagerService,
+  NavNodeManagerService,
   INodeNavigationData,
   NavigationType,
 } from '@dbeaver/core/app';
@@ -57,19 +57,21 @@ export interface SQLEditorAction extends SQLEditorActionContext {
 export class SqlEditorNavigatorService {
 
   private readonly navigator: INavigator<SQLCreateAction | SQLEditorAction>;
-  constructor(private navigationTabsService: NavigationTabsService,
-              private connectionsManagerService: ConnectionsManagerService,
-              private notificationService: NotificationService,
-              private gql: GraphQLService,
-              private sqlDialectInfoService: SqlDialectInfoService,
-              private nodesManagerService: NodesManagerService,
-              private navigationService: NavigationService) {
+  constructor(
+    private navigationTabsService: NavigationTabsService,
+    private connectionsManagerService: ConnectionsManagerService,
+    private notificationService: NotificationService,
+    private gql: GraphQLService,
+    private sqlDialectInfoService: SqlDialectInfoService,
+    private navNodeManagerService: NavNodeManagerService,
+    private navigationService: NavigationService
+  ) {
 
     this.navigator = this.navigationService.createNavigator<SQLCreateAction | SQLEditorAction>(
       null,
       this.navigateHandler.bind(this)
     );
-    this.nodesManagerService.navigator.addHandler(this.nodeNavigationHandler.bind(this));
+    this.navNodeManagerService.navigator.addHandler(this.nodeNavigationHandler.bind(this));
   }
 
   registerTabHandler() {
@@ -100,7 +102,7 @@ export class SqlEditorNavigatorService {
 
   private async nodeNavigationHandler(contexts: IContextProvider<INodeNavigationData>) {
     try {
-      const nodeInfo = await contexts.getContext(this.nodesManagerService.navigationNodeContext);
+      const nodeInfo = await contexts.getContext(this.navNodeManagerService.navigationNavNodeContext);
 
       if (nodeInfo.type === NavigationType.closeConnection) {
         for (const tab of this.navigationTabsService.findTabs(