diff --git a/webapp/packages/core-app/src/shared/ConnectionsManager/ConnectionInfoResource.ts b/webapp/packages/core-app/src/shared/ConnectionsManager/ConnectionInfoResource.ts
index 072aa63d6a..0840271a96 100644
--- a/webapp/packages/core-app/src/shared/ConnectionsManager/ConnectionInfoResource.ts
+++ b/webapp/packages/core-app/src/shared/ConnectionsManager/ConnectionInfoResource.ts
@@ -14,7 +14,7 @@ import {
   ObjectPropertyInfo
 } from '@cloudbeaver/core-sdk';
 
-export type Connection = Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'connected' | 'driverId' | 'features' | 'authModel' | 'authNeeded'> & { authProperties?: ObjectPropertyInfo[] }
+export type Connection = Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'connected' | 'readOnly' | 'driverId' | 'features' | 'authModel' | 'authNeeded'> & { authProperties?: ObjectPropertyInfo[] }
 
 @injectable()
 export class ConnectionInfoResource extends CachedMapResource<string, Connection> {
diff --git a/webapp/packages/core-sdk/src/queries/connections/closeConnection.gql b/webapp/packages/core-sdk/src/queries/connections/closeConnection.gql
index a116480f34..d2a2e7037b 100644
--- a/webapp/packages/core-sdk/src/queries/connections/closeConnection.gql
+++ b/webapp/packages/core-sdk/src/queries/connections/closeConnection.gql
@@ -5,6 +5,8 @@ mutation closeConnection($id: ID!) {
     description
     driverId
     connected
+    readOnly
+
     features
 
     authNeeded
diff --git a/webapp/packages/core-sdk/src/queries/connections/connectionState.gql b/webapp/packages/core-sdk/src/queries/connections/connectionState.gql
index 030cc32e88..1868cd6087 100644
--- a/webapp/packages/core-sdk/src/queries/connections/connectionState.gql
+++ b/webapp/packages/core-sdk/src/queries/connections/connectionState.gql
@@ -5,6 +5,8 @@ query connectionState($id: ID!) {
     description
     driverId
     connected
+    readOnly
+
     features
 
     authNeeded
diff --git a/webapp/packages/core-sdk/src/queries/connections/createConnection.gql b/webapp/packages/core-sdk/src/queries/connections/createConnection.gql
index 0dfb8d3fee..deb70d897d 100644
--- a/webapp/packages/core-sdk/src/queries/connections/createConnection.gql
+++ b/webapp/packages/core-sdk/src/queries/connections/createConnection.gql
@@ -5,6 +5,8 @@ mutation createConnection($config: ConnectionConfig!) {
     description
     driverId
     connected
+    readOnly
+
     features
 
     authNeeded
diff --git a/webapp/packages/core-sdk/src/queries/connections/initConnection.gql b/webapp/packages/core-sdk/src/queries/connections/initConnection.gql
index bf94edba5d..bad3eb3671 100644
--- a/webapp/packages/core-sdk/src/queries/connections/initConnection.gql
+++ b/webapp/packages/core-sdk/src/queries/connections/initConnection.gql
@@ -5,6 +5,8 @@ mutation initConnection($id: ID!, $credentials: Object) {
     description
     driverId
     connected
+    readOnly
+
     features
 
     authNeeded
diff --git a/webapp/packages/core-sdk/src/queries/connections/openConnection.gql b/webapp/packages/core-sdk/src/queries/connections/openConnection.gql
index 618cfac0fc..8c58130a77 100644
--- a/webapp/packages/core-sdk/src/queries/connections/openConnection.gql
+++ b/webapp/packages/core-sdk/src/queries/connections/openConnection.gql
@@ -5,6 +5,8 @@ mutation openConnection($config: ConnectionConfig!) {
     description
     driverId
     connected
+    readOnly
+
     features
 
     authNeeded
diff --git a/webapp/packages/core-sdk/src/queries/connections/templateDataSourceList.gql b/webapp/packages/core-sdk/src/queries/connections/templateDataSourceList.gql
index 353cb4294d..19b4e0bea0 100644
--- a/webapp/packages/core-sdk/src/queries/connections/templateDataSourceList.gql
+++ b/webapp/packages/core-sdk/src/queries/connections/templateDataSourceList.gql
@@ -5,6 +5,8 @@ query getTemplateConnections {
     description
     driverId
     connected
+    readOnly
+
     features
 
     authNeeded
diff --git a/webapp/packages/core-sdk/src/queries/grid/getSqlExecuteTaskResults.gql b/webapp/packages/core-sdk/src/queries/grid/getSqlExecuteTaskResults.gql
index c21a079bac..45c72d3c24 100644
--- a/webapp/packages/core-sdk/src/queries/grid/getSqlExecuteTaskResults.gql
+++ b/webapp/packages/core-sdk/src/queries/grid/getSqlExecuteTaskResults.gql
@@ -22,6 +22,7 @@ mutation getSqlExecuteTaskResults(
                     name
                     position
                     precision
+                    readOnly
                     scale
                     typeName
                 }
diff --git a/webapp/packages/core-sdk/src/queries/grid/readDataFromContainer.gql b/webapp/packages/core-sdk/src/queries/grid/readDataFromContainer.gql
index 21271e729c..0af58e44f8 100644
--- a/webapp/packages/core-sdk/src/queries/grid/readDataFromContainer.gql
+++ b/webapp/packages/core-sdk/src/queries/grid/readDataFromContainer.gql
@@ -29,6 +29,7 @@ mutation readDataFromContainer(
                     name
                     position
                     precision
+                    readOnly
                     scale
                     typeName
                 }
diff --git a/webapp/packages/core-sdk/src/sdk.ts b/webapp/packages/core-sdk/src/sdk.ts
index bcd2a12e0e..5fa9c09074 100644
--- a/webapp/packages/core-sdk/src/sdk.ts
+++ b/webapp/packages/core-sdk/src/sdk.ts
@@ -655,6 +655,7 @@ export type SqlResultColumn = {
   maxLength?: Maybe<Scalars['Int']>;
   scale?: Maybe<Scalars['Int']>;
   precision?: Maybe<Scalars['Int']>;
+  readOnly: Scalars['Boolean'];
 };
 
 export type SqlResultSet = {
@@ -834,7 +835,7 @@ export type CloseConnectionMutationVariables = Exact<{
   id: Scalars['ID'];
 }>;
 
-export type CloseConnectionMutation = { connection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'features' | 'authNeeded' | 'authModel'> };
+export type CloseConnectionMutation = { connection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'readOnly' | 'features' | 'authNeeded' | 'authModel'> };
 
 export type ConnectionAuthPropertiesQueryVariables = Exact<{
   id: Scalars['ID'];
@@ -846,13 +847,13 @@ export type ConnectionStateQueryVariables = Exact<{
   id: Scalars['ID'];
 }>;
 
-export type ConnectionStateQuery = { connection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'features' | 'authNeeded' | 'authModel'> };
+export type ConnectionStateQuery = { connection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'readOnly' | 'features' | 'authNeeded' | 'authModel'> };
 
 export type CreateConnectionMutationVariables = Exact<{
   config: ConnectionConfig;
 }>;
 
-export type CreateConnectionMutation = { createConnection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'features' | 'authNeeded' | 'authModel'> };
+export type CreateConnectionMutation = { createConnection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'readOnly' | 'features' | 'authNeeded' | 'authModel'> };
 
 export type DeleteConnectionMutationVariables = Exact<{
   id: Scalars['ID'];
@@ -891,17 +892,17 @@ export type InitConnectionMutationVariables = Exact<{
   credentials?: Maybe<Scalars['Object']>;
 }>;
 
-export type InitConnectionMutation = { connection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'features' | 'authNeeded' | 'authModel'> };
+export type InitConnectionMutation = { connection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'readOnly' | 'features' | 'authNeeded' | 'authModel'> };
 
 export type OpenConnectionMutationVariables = Exact<{
   config: ConnectionConfig;
 }>;
 
-export type OpenConnectionMutation = { connection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'features' | 'authNeeded' | 'authModel'> };
+export type OpenConnectionMutation = { connection: Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'readOnly' | 'features' | 'authNeeded' | 'authModel'> };
 
 export type GetTemplateConnectionsQueryVariables = Exact<{ [key: string]: never }>;
 
-export type GetTemplateConnectionsQuery = { connections: Array<Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'features' | 'authNeeded' | 'authModel'>> };
+export type GetTemplateConnectionsQuery = { connections: Array<Pick<ConnectionInfo, 'id' | 'name' | 'description' | 'driverId' | 'connected' | 'readOnly' | 'features' | 'authNeeded' | 'authModel'>> };
 
 export type TestConnectionMutationVariables = Exact<{
   config: ConnectionConfig;
@@ -984,7 +985,7 @@ export type GetSqlExecuteTaskResultsMutation = { result: (
       Pick<SqlQueryResults, 'updateRowCount' | 'sourceQuery' | 'title'>
       & { resultSet?: Maybe<(
         Pick<SqlResultSet, 'id' | 'rows'>
-        & { columns?: Maybe<Array<Maybe<Pick<SqlResultColumn, 'dataKind' | 'entityName' | 'fullTypeName' | 'icon' | 'label' | 'maxLength' | 'name' | 'position' | 'precision' | 'scale' | 'typeName'>>>> }
+        & { columns?: Maybe<Array<Maybe<Pick<SqlResultColumn, 'dataKind' | 'entityName' | 'fullTypeName' | 'icon' | 'label' | 'maxLength' | 'name' | 'position' | 'precision' | 'readOnly' | 'scale' | 'typeName'>>>> }
       )>; }
     )>; }
   ); };
@@ -1002,7 +1003,7 @@ export type ReadDataFromContainerMutation = { readDataFromContainer?: Maybe<(
       Pick<SqlQueryResults, 'updateRowCount' | 'sourceQuery' | 'title'>
       & { resultSet?: Maybe<(
         Pick<SqlResultSet, 'id' | 'rows'>
-        & { columns?: Maybe<Array<Maybe<Pick<SqlResultColumn, 'dataKind' | 'entityName' | 'fullTypeName' | 'icon' | 'label' | 'maxLength' | 'name' | 'position' | 'precision' | 'scale' | 'typeName'>>>> }
+        & { columns?: Maybe<Array<Maybe<Pick<SqlResultColumn, 'dataKind' | 'entityName' | 'fullTypeName' | 'icon' | 'label' | 'maxLength' | 'name' | 'position' | 'precision' | 'readOnly' | 'scale' | 'typeName'>>>> }
       )>; }
     )>; }
   )>; };
@@ -1296,6 +1297,7 @@ export const CloseConnectionDocument = `
     description
     driverId
     connected
+    readOnly
     features
     authNeeded
     authModel
@@ -1327,6 +1329,7 @@ export const ConnectionStateDocument = `
     description
     driverId
     connected
+    readOnly
     features
     authNeeded
     authModel
@@ -1341,6 +1344,7 @@ export const CreateConnectionDocument = `
     description
     driverId
     connected
+    readOnly
     features
     authNeeded
     authModel
@@ -1422,6 +1426,7 @@ export const InitConnectionDocument = `
     description
     driverId
     connected
+    readOnly
     features
     authNeeded
     authModel
@@ -1436,6 +1441,7 @@ export const OpenConnectionDocument = `
     description
     driverId
     connected
+    readOnly
     features
     authNeeded
     authModel
@@ -1450,6 +1456,7 @@ export const GetTemplateConnectionsDocument = `
     description
     driverId
     connected
+    readOnly
     features
     authNeeded
     authModel
@@ -1593,6 +1600,7 @@ export const GetSqlExecuteTaskResultsDocument = `
           name
           position
           precision
+          readOnly
           scale
           typeName
         }
@@ -1623,6 +1631,7 @@ export const ReadDataFromContainerDocument = `
           name
           position
           precision
+          readOnly
           scale
           typeName
         }
diff --git a/webapp/packages/plugin-data-spreadsheet/src/AgGridTable/AgGridTableController.ts b/webapp/packages/plugin-data-spreadsheet/src/AgGridTable/AgGridTableController.ts
index 0eea56d6ce..fd1ccf7871 100644
--- a/webapp/packages/plugin-data-spreadsheet/src/AgGridTable/AgGridTableController.ts
+++ b/webapp/packages/plugin-data-spreadsheet/src/AgGridTable/AgGridTableController.ts
@@ -268,7 +268,7 @@ function mapDataToColumns(columns?: IAgGridCol[]): ColDef[] {
       type: v.dataKind,
       editable: (params: any) => {
         const context: AgGridContext = params.context;
-        return !context.isReadonly();
+        return !(context.isReadonly() || v.readOnly);
       },
       valueGetter: (params: ValueGetterParams) => {
         if (!params.data) {
diff --git a/webapp/packages/plugin-data-viewer/src/DataViewerTabService.ts b/webapp/packages/plugin-data-viewer/src/DataViewerTabService.ts
index a4ac107835..18550bbfed 100644
--- a/webapp/packages/plugin-data-viewer/src/DataViewerTabService.ts
+++ b/webapp/packages/plugin-data-viewer/src/DataViewerTabService.ts
@@ -103,7 +103,7 @@ export class DataViewerTabService {
       return;
     }
 
-    this.dataViewerTableService.create(
+    await this.dataViewerTableService.create(
       tab.id,
       NodeManagerUtils.connectionNodeIdToConnectionId(nodeInfo.connectionId),
       tab.handlerState.objectId
diff --git a/webapp/packages/plugin-data-viewer/src/DataViewerTableService.ts b/webapp/packages/plugin-data-viewer/src/DataViewerTableService.ts
index 54f4b67ce6..0c638887fc 100644
--- a/webapp/packages/plugin-data-viewer/src/DataViewerTableService.ts
+++ b/webapp/packages/plugin-data-viewer/src/DataViewerTableService.ts
@@ -6,17 +6,19 @@
  * you may not use this file except in compliance with the License.
  */
 
+import { ConnectionInfoResource } from '@cloudbeaver/core-app';
 import { injectable } from '@cloudbeaver/core-di';
 import { GraphQLService } from '@cloudbeaver/core-sdk';
 
 import { IExecutionContext } from './IExecutionContext';
 import { RowDiff } from './TableViewer/TableDataModel/EditedRow';
-import { IRequestDataResult, TableViewerModel } from './TableViewer/TableViewerModel';
+import { IRequestDataResult, TableViewerModel, AccessMode } from './TableViewer/TableViewerModel';
 import { TableViewerStorageService } from './TableViewer/TableViewerStorageService';
 
 @injectable()
 export class DataViewerTableService {
   constructor(private tableViewerStorageService: TableViewerStorageService,
+              private connectionInfoResource: ConnectionInfoResource,
               private graphQLService: GraphQLService) {
   }
 
@@ -28,16 +30,19 @@ export class DataViewerTableService {
     this.tableViewerStorageService.remove(tableId);
   }
 
-  create(
+  async create(
     tabId: string,
     connectionId: string,
     containerNodePath?: string,
-  ): TableViewerModel {
+  ): Promise<TableViewerModel> {
+    const connectionInfo = await this.connectionInfoResource.load(connectionId);
+
     return this.tableViewerStorageService.create(
       {
         tableId: tabId,
         connectionId,
         containerNodePath,
+        access: connectionInfo.readOnly ? AccessMode.Readonly : AccessMode.Default,
         requestDataAsync: this.requestDataAsync.bind(this),
         saveChanges: this.saveChanges.bind(this),
       }
diff --git a/webapp/packages/plugin-data-viewer/src/TableViewer/TableDataModel/TableColumn.ts b/webapp/packages/plugin-data-viewer/src/TableViewer/TableDataModel/TableColumn.ts
index 203d1b423d..3d1390fd77 100644
--- a/webapp/packages/plugin-data-viewer/src/TableViewer/TableDataModel/TableColumn.ts
+++ b/webapp/packages/plugin-data-viewer/src/TableViewer/TableDataModel/TableColumn.ts
@@ -19,6 +19,7 @@ export type TableColumn = Pick<
   | 'name'
   | 'position'
   | 'precision'
+  | 'readOnly'
   | 'scale'
   | 'typeName'
 >
diff --git a/webapp/packages/plugin-data-viewer/src/TableViewer/TableViewerModel.ts b/webapp/packages/plugin-data-viewer/src/TableViewer/TableViewerModel.ts
index 605ed38c02..6c442dd761 100644
--- a/webapp/packages/plugin-data-viewer/src/TableViewer/TableViewerModel.ts
+++ b/webapp/packages/plugin-data-viewer/src/TableViewer/TableViewerModel.ts
@@ -52,6 +52,7 @@ export interface IAgGridCol {
   name?: string;
   position?: number;
   dataKind?: string;
+  readOnly: boolean;
 }
 
 export interface IRequestedData {
diff --git a/webapp/packages/plugin-sql-editor/src/SqlResultTabs/SqlResultPanel/SqlResultPanelController.ts b/webapp/packages/plugin-sql-editor/src/SqlResultTabs/SqlResultPanel/SqlResultPanelController.ts
index e7127e5d02..56102181e6 100644
--- a/webapp/packages/plugin-sql-editor/src/SqlResultTabs/SqlResultPanel/SqlResultPanelController.ts
+++ b/webapp/packages/plugin-sql-editor/src/SqlResultTabs/SqlResultPanel/SqlResultPanelController.ts
@@ -8,7 +8,7 @@
 
 import { observable } from 'mobx';
 
-import { ErrorDetailsDialog } from '@cloudbeaver/core-app';
+import { ErrorDetailsDialog, ConnectionInfoResource } from '@cloudbeaver/core-app';
 import { IDestructibleController, IInitializableController, injectable } from '@cloudbeaver/core-di';
 import { CommonDialogService } from '@cloudbeaver/core-dialogs';
 import { NotificationService } from '@cloudbeaver/core-events';
@@ -20,6 +20,7 @@ import {
   RowDiff,
   TableViewerStorageService,
   TableViewerModel,
+  AccessMode,
 } from '@cloudbeaver/plugin-data-viewer';
 
 import { ISqlResultPanelParams } from '../../ISqlEditorTabState';
@@ -47,6 +48,7 @@ implements IInitializableController, IDestructibleController {
 
   constructor(private sqlResultService: SqlResultService,
               private tableViewerStorageService: TableViewerStorageService,
+              private connectionInfoResource: ConnectionInfoResource,
               private commonDialogService: CommonDialogService,
               private notificationService: NotificationService) {
   }
@@ -71,12 +73,15 @@ implements IInitializableController, IDestructibleController {
         const initialState = this.sqlResultService
           .sqlExecuteInfoToData(response, this.panelInit.indexInResultSet, fetchingSettings.fetchDefault);
 
+        const connectionInfo = await this.connectionInfoResource.load(panelInit.sqlQueryParams.connectionId);
+
         const tableModel = this.tableViewerStorageService.create({
           tableId: this.getTableId(),
           connectionId: panelInit.sqlQueryParams.connectionId,
           executionContext: panelInit.sqlQueryParams,
           resultId: dataSet.resultSet.id,
           sourceName: panelInit.sqlQueryParams.query,
+          access: connectionInfo.readOnly ? AccessMode.Readonly : AccessMode.Default,
           requestDataAsync: this.requestDataAsync.bind(this, panelInit.sqlExecutionState),
           noLoaderWhileRequestingDataAsync: true,
           saveChanges: this.saveChanges.bind(this),