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n8n/docs/generated/postgres-schema/public.agent_chat_attachments.md
2026-08-18 09:17:27 +00:00

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# public.agent_chat_attachments
## Columns
| Name | Type | Default | Nullable | Children | Parents | Comment |
| ---- | ---- | ------- | -------- | -------- | ------- | ------- |
| agentId | varchar(36) | | true | | [public.agents](public.agents.md) | Agent the attachment was sent to, when persisted (null for inline agents) |
| binaryDataId | text | | false | | | Opaque BinaryDataService reference (mode-prefixed, e.g. "filesystem-v2:\<uuid\>"); not an FK to binary_data, which only has rows in DB storage mode |
| createdAt | timestamp(3) with time zone | CURRENT_TIMESTAMP(3) | false | | | |
| fileName | varchar(255) | | false | | | |
| fileSizeBytes | integer | | false | | | Uploaded file size in bytes |
| id | varchar(16) | | false | | | Application-generated n8n nano ID |
| mimeType | varchar(255) | | false | | | |
| projectId | varchar(36) | | false | | [public.project](public.project.md) | Project owning the conversation; authorization scope for downloads |
| resourceId | varchar(255) | | true | | | Per-user scope within the thread (platform user), when known |
| source | varchar(32) | | false | | | Surface the file arrived from, e.g. "chat", "slack", "telegram" |
| threadId | varchar(128) | | false | | | Conversation thread the file belongs to |
| updatedAt | timestamp(3) with time zone | CURRENT_TIMESTAMP(3) | false | | | |
## Constraints
| Name | Type | Definition |
| ---- | ---- | ---------- |
| FK_41c246c30af3d2108d93e15dd5e | FOREIGN KEY | FOREIGN KEY ("agentId") REFERENCES agents(id) ON DELETE CASCADE |
| FK_5c048535b2132b40dfed2e640e5 | FOREIGN KEY | FOREIGN KEY ("projectId") REFERENCES project(id) ON DELETE CASCADE |
| PK_9c1250f77b41d1a0e71a3f1414a | PRIMARY KEY | PRIMARY KEY (id) |
| agent_chat_attachments_binaryDataId_not_null | n | NOT NULL "binaryDataId" |
| agent_chat_attachments_createdAt_not_null | n | NOT NULL "createdAt" |
| agent_chat_attachments_fileName_not_null | n | NOT NULL "fileName" |
| agent_chat_attachments_fileSizeBytes_not_null | n | NOT NULL "fileSizeBytes" |
| agent_chat_attachments_id_not_null | n | NOT NULL id |
| agent_chat_attachments_mimeType_not_null | n | NOT NULL "mimeType" |
| agent_chat_attachments_projectId_not_null | n | NOT NULL "projectId" |
| agent_chat_attachments_source_not_null | n | NOT NULL source |
| agent_chat_attachments_threadId_not_null | n | NOT NULL "threadId" |
| agent_chat_attachments_updatedAt_not_null | n | NOT NULL "updatedAt" |
## Indexes
| Name | Definition |
| ---- | ---------- |
| IDX_6806b43c8a0d11460f0c2552eb | CREATE INDEX "IDX_6806b43c8a0d11460f0c2552eb" ON public.agent_chat_attachments USING btree ("projectId", "threadId") |
| IDX_7e9556f25f995653997be3322b | CREATE INDEX "IDX_7e9556f25f995653997be3322b" ON public.agent_chat_attachments USING btree ("agentId", "threadId") |
| PK_9c1250f77b41d1a0e71a3f1414a | CREATE UNIQUE INDEX "PK_9c1250f77b41d1a0e71a3f1414a" ON public.agent_chat_attachments USING btree (id) |
## Relations
```mermaid
erDiagram
"public.agent_chat_attachments" }o--o| "public.agents" : "FOREIGN KEY (#quot;agentId#quot;) REFERENCES agents(id) ON DELETE CASCADE"
"public.agent_chat_attachments" }o--|| "public.project" : "FOREIGN KEY (#quot;projectId#quot;) REFERENCES project(id) ON DELETE CASCADE"
"public.agent_chat_attachments" {
varchar_36_ agentId FK
text binaryDataId
timestamp_3__with_time_zone createdAt
varchar_255_ fileName
integer fileSizeBytes
varchar_16_ id
varchar_255_ mimeType
varchar_36_ projectId FK
varchar_255_ resourceId
varchar_32_ source
varchar_128_ threadId
timestamp_3__with_time_zone updatedAt
}
"public.agents" {
varchar_36_ activeVersionId FK
boolean availableInMCP
timestamp_3__with_time_zone createdAt
varchar_36_ id
json integrations
varchar_128_ name
varchar_255_ projectId FK
integer revision
json schema
timestamp_3__with_time_zone setupCompletedAt
json skills
json tools
timestamp_3__with_time_zone updatedAt
varchar_36_ versionId
}
"public.project" {
timestamp_3__with_time_zone createdAt
uuid creatorId FK
json customTelemetryTags
varchar_512_ description
json icon
varchar_36_ id
varchar_255_ name
varchar_36_ type
timestamp_3__with_time_zone updatedAt
}
```
---
> Generated by [tbls](https://github.com/k1LoW/tbls)