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

chat_hub_sessions

Description

Table Definition

CREATE TABLE "chat_hub_sessions" ("id" varchar PRIMARY KEY NOT NULL, "title" varchar(256) NOT NULL, "ownerId" varchar NOT NULL, "lastMessageAt" datetime(3) NOT NULL, "credentialId" varchar(36), "provider" varchar(16), "model" varchar(64), "workflowId" varchar(36), "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), "agentName" varchar(128), "type" varchar(16) NOT NULL DEFAULT ('production'), CONSTRAINT "CHK_chat_hub_sessions_type" CHECK ("type" IN ('production', 'manual')), CONSTRAINT "FK_chat_hub_sessions_agentId" FOREIGN KEY ("agentId") REFERENCES "chat_hub_agents" ("id") ON DELETE SET NULL ON UPDATE NO ACTION, CONSTRAINT "FK_9f9293d9f552496c40e0d1a8f80" FOREIGN KEY ("workflowId") REFERENCES "workflow_entity" ("id") ON DELETE SET NULL ON UPDATE NO ACTION, CONSTRAINT "FK_7bc13b4c7e6afbfaf9be326c189" FOREIGN KEY ("credentialId") REFERENCES "credentials_entity" ("id") ON DELETE SET NULL ON UPDATE NO ACTION, CONSTRAINT "FK_e9ecf8ede7d989fcd18790fe36a" FOREIGN KEY ("ownerId") REFERENCES "user" ("id") ON DELETE CASCADE ON UPDATE NO ACTION)

Columns

Name	Type	Default	Nullable	Children	Parents	Comment
agentId	varchar(36)		true		chat_hub_agents
agentName	varchar(128)		true
createdAt	datetime(3)	STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')	false
credentialId	varchar(36)		true		credentials_entity
id	varchar		false	chat_hub_messages chat_hub_session_tools
lastMessageAt	datetime(3)		false
model	varchar(64)		true
ownerId	varchar		false		user
provider	varchar(16)		true
title	varchar(256)		false
type	varchar(16)	'production'	false
updatedAt	datetime(3)	STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')	false
workflowId	varchar(36)		true		workflow_entity

Constraints

Name	Type	Definition
-	CHECK	CHECK ("type" IN ('production', 'manual'))
- (Foreign key ID: 0)	FOREIGN KEY	FOREIGN KEY (ownerId) REFERENCES user (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE
- (Foreign key ID: 1)	FOREIGN KEY	FOREIGN KEY (credentialId) REFERENCES credentials_entity (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE
- (Foreign key ID: 2)	FOREIGN KEY	FOREIGN KEY (workflowId) REFERENCES workflow_entity (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE
- (Foreign key ID: 3)	FOREIGN KEY	FOREIGN KEY (agentId) REFERENCES chat_hub_agents (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE
id	PRIMARY KEY	PRIMARY KEY (id)
sqlite_autoindex_chat_hub_sessions_1	PRIMARY KEY	PRIMARY KEY (id)

Indexes

Name	Definition
sqlite_autoindex_chat_hub_sessions_1	PRIMARY KEY (id)

Relations

erDiagram

"chat_hub_sessions" }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_sessions" }o--o| "credentials_entity" : "FOREIGN KEY (credentialId) REFERENCES credentials_entity (id) ON UPDATE NO ACTION ON DELETE SET NULL 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_session_tools" |o--|| "chat_hub_sessions" : "FOREIGN KEY (sessionId) REFERENCES chat_hub_sessions (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"
"chat_hub_sessions" }o--|| "user" : "FOREIGN KEY (ownerId) REFERENCES user (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"
"chat_hub_sessions" }o--o| "workflow_entity" : "FOREIGN KEY (workflowId) REFERENCES workflow_entity (id) ON UPDATE NO ACTION ON DELETE SET NULL MATCH NONE"

"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
}
"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
}
"credentials_entity" {
  datetime_3_ createdAt
  TEXT data
  varchar_36_ id PK
  boolean isGlobal
  boolean isManaged
  boolean isResolvable
  varchar_128_ name
  boolean resolvableAllowFallback
  varchar_16_ resolverId FK
  varchar_32_ type
  datetime_3_ updatedAt
  VARCHAR_16_ usageScope
}
"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_session_tools" {
  varchar sessionId PK
  varchar toolId PK
}
"user" {
  datetime_3_ createdAt
  boolean disabled
  varchar_255_ email
  varchar_32_ firstName
  varchar id PK
  date lastActiveAt
  varchar_32_ lastName
  boolean mfaEnabled
  TEXT mfaRecoveryCodes
  TEXT mfaSecret
  varchar password
  TEXT personalizationAnswers
  varchar_128_ roleSlug FK
  TEXT settings
  datetime_3_ updatedAt
}
"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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