n8n/docs/generated/sqlite-schema/chat_hub_messages.md

chat_hub_messages

Description

Table Definition

CREATE TABLE "chat_hub_messages" ("id" varchar PRIMARY KEY NOT NULL, "sessionId" varchar NOT NULL, "previousMessageId" varchar, "revisionOfMessageId" varchar, "retryOfMessageId" varchar, "type" varchar(16) NOT NULL, "name" varchar(128) NOT NULL, "content" text NOT NULL, "provider" varchar(16), "workflowId" varchar(36), "executionId" integer, "createdAt" datetime(3) NOT NULL DEFAULT (STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')), "updatedAt" datetime(3) NOT NULL DEFAULT (STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')), "agentId" varchar(36), "status" varchar(16) NOT NULL DEFAULT ('success'), "attachments" text, "model" VARCHAR(256), CONSTRAINT "FK_e22538eb50a71a17954cd7e076c" FOREIGN KEY ("sessionId") REFERENCES "chat_hub_sessions" ("id") ON DELETE CASCADE ON UPDATE NO ACTION, CONSTRAINT "FK_e5d1fa722c5a8d38ac204746662" FOREIGN KEY ("previousMessageId") REFERENCES "chat_hub_messages" ("id") ON DELETE CASCADE ON UPDATE NO ACTION, CONSTRAINT "FK_acf8926098f063cdbbad8497fd1" FOREIGN KEY ("workflowId") REFERENCES "workflow_entity" ("id") ON DELETE SET NULL ON UPDATE NO ACTION, CONSTRAINT "FK_25c9736e7f769f3a005eef4b372" FOREIGN KEY ("retryOfMessageId") REFERENCES "chat_hub_messages" ("id") ON DELETE CASCADE ON UPDATE NO ACTION, CONSTRAINT "FK_1f4998c8a7dec9e00a9ab15550e" FOREIGN KEY ("revisionOfMessageId") REFERENCES "chat_hub_messages" ("id") ON DELETE CASCADE ON UPDATE NO ACTION, CONSTRAINT "FK_6afb260449dd7a9b85355d4e0c9" FOREIGN KEY ("executionId") REFERENCES "execution_entity" ("id") ON DELETE SET NULL ON UPDATE NO ACTION, CONSTRAINT "FK_chat_hub_messages_agentId" FOREIGN KEY ("agentId") REFERENCES "chat_hub_agents" ("id") ON DELETE SET NULL)

Columns

Name	Type	Default	Nullable	Children	Parents	Comment
agentId	varchar(36)		true		chat_hub_agents
attachments	TEXT		true
content	TEXT		false
createdAt	datetime(3)	STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')	false
executionId	INTEGER		true		execution_entity
id	varchar		false	chat_hub_messages
model	VARCHAR(256)		true
name	varchar(128)		false
previousMessageId	varchar		true		chat_hub_messages
provider	varchar(16)		true
retryOfMessageId	varchar		true		chat_hub_messages
revisionOfMessageId	varchar		true		chat_hub_messages
sessionId	varchar		false		chat_hub_sessions
status	varchar(16)	'success'	false
type	varchar(16)		false
updatedAt	datetime(3)	STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')	false
workflowId	varchar(36)		true		workflow_entity

Constraints

Name	Type	Definition
- (Foreign key ID: 0)	FOREIGN KEY	FOREIGN KEY (agentId) REFERENCES chat_hub_agents (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE
- (Foreign key ID: 1)	FOREIGN KEY	FOREIGN KEY (executionId) REFERENCES execution_entity (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE
- (Foreign key ID: 2)	FOREIGN KEY	FOREIGN KEY (revisionOfMessageId) REFERENCES chat_hub_messages (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE
- (Foreign key ID: 3)	FOREIGN KEY	FOREIGN KEY (retryOfMessageId) REFERENCES chat_hub_messages (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE
- (Foreign key ID: 4)	FOREIGN KEY	FOREIGN KEY (workflowId) REFERENCES workflow_entity (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE
- (Foreign key ID: 5)	FOREIGN KEY	FOREIGN KEY (previousMessageId) REFERENCES chat_hub_messages (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE
- (Foreign key ID: 6)	FOREIGN KEY	FOREIGN KEY (sessionId) REFERENCES chat_hub_sessions (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE
id	PRIMARY KEY	PRIMARY KEY (id)
sqlite_autoindex_chat_hub_messages_1	PRIMARY KEY	PRIMARY KEY (id)

Indexes

Name	Definition
IDX_chat_hub_messages_sessionId	CREATE INDEX "IDX_chat_hub_messages_sessionId" ON "chat_hub_messages"("sessionId")
sqlite_autoindex_chat_hub_messages_1	PRIMARY KEY (id)

Relations

erDiagram

"chat_hub_messages" }o--o| "chat_hub_agents" : "FOREIGN KEY (agentId) REFERENCES chat_hub_agents (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE"
"chat_hub_messages" }o--o| "execution_entity" : "FOREIGN KEY (executionId) REFERENCES execution_entity (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE"
"chat_hub_messages" }o--o| "chat_hub_messages" : "FOREIGN KEY (revisionOfMessageId) REFERENCES chat_hub_messages (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"
"chat_hub_messages" }o--o| "chat_hub_messages" : "FOREIGN KEY (retryOfMessageId) REFERENCES chat_hub_messages (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"
"chat_hub_messages" }o--o| "chat_hub_messages" : "FOREIGN KEY (previousMessageId) REFERENCES chat_hub_messages (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"
"chat_hub_messages" }o--|| "chat_hub_sessions" : "FOREIGN KEY (sessionId) REFERENCES chat_hub_sessions (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"
"chat_hub_messages" }o--o| "workflow_entity" : "FOREIGN KEY (workflowId) REFERENCES workflow_entity (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE"

"chat_hub_messages" {
  varchar_36_ agentId FK
  TEXT attachments
  TEXT content
  datetime_3_ createdAt
  INTEGER executionId FK
  varchar id PK
  VARCHAR_256_ model
  varchar_128_ name
  varchar previousMessageId FK
  varchar_16_ provider
  varchar retryOfMessageId FK
  varchar revisionOfMessageId FK
  varchar sessionId FK
  varchar_16_ status
  varchar_16_ type
  datetime_3_ updatedAt
  varchar_36_ workflowId FK
}
"chat_hub_agents" {
  datetime_3_ createdAt
  varchar_36_ credentialId FK
  varchar_512_ description
  TEXT files
  TEXT icon
  varchar id PK
  varchar_64_ model
  varchar_256_ name
  varchar ownerId FK
  varchar_16_ provider
  TEXT suggestedPrompts
  TEXT systemPrompt
  datetime_3_ updatedAt
}
"execution_entity" {
  bigint binaryDataSizeBytes
  datetime_3_ createdAt
  varchar_255_ deduplicationKey
  datetime_3_ deletedAt
  boolean finished
  INTEGER id
  bigint jsonSizeBytes
  varchar mode
  varchar retryOf
  varchar retrySuccessId
  datetime startedAt
  varchar status
  datetime stoppedAt
  varchar_2_ storedAt
  TEXT tracingContext
  datetime waitTill
  varchar_36_ workflowId FK
  varchar_36_ workflowVersionId
}
"chat_hub_sessions" {
  varchar_36_ agentId FK
  varchar_128_ agentName
  datetime_3_ createdAt
  varchar_36_ credentialId FK
  varchar id PK
  datetime_3_ lastMessageAt
  varchar_64_ model
  varchar ownerId FK
  varchar_16_ provider
  varchar_256_ title
  varchar_16_ type
  datetime_3_ updatedAt
  varchar_36_ workflowId FK
}
"workflow_entity" {
  boolean active
  varchar_36_ activeVersionId FK
  TEXT connections
  datetime_3_ createdAt
  TEXT description
  varchar_36_ id PK
  boolean isArchived
  TEXT meta
  varchar_128_ name
  TEXT nodeGroups
  TEXT nodes
  varchar_36_ parentFolderId FK
  TEXT pinData
  TEXT settings
  varchar sourceWorkflowId
  TEXT staticData
  INTEGER triggerCount
  datetime_3_ updatedAt
  INTEGER versionCounter
  varchar_36_ versionId
}

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