Instance AI Checkpoints · SQLite Schema · n8n-io/n8n · Skills Docs

Instance AI Checkpoints · SQLite Schema · n8n-io/n8n · Skills Docs

CREATE TABLE "instance_ai_checkpoints" ("key" varchar(255) PRIMARY KEY NOT NULL, "runId" varchar(255), "threadId" varchar NOT NULL, "resourceId" varchar(255), "state" text, "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')), "expiredAt" datetime(3), "hostRunId" VARCHAR(64), CONSTRAINT "instance_ai_checkpoints_state_tombstone_check" CHECK (("expiredAt" IS NOT NULL AND "state" IS NULL) OR "expiredAt" IS NULL), CONSTRAINT "FK_2b23f3f24a70bebb990203b011e" FOREIGN KEY ("threadId") REFERENCES "instance_ai_threads" ("id") ON DELETE CASCADE ON UPDATE NO ACTION)

Name	Type	Default	Nullable	Children	Parents	Comment
createdAt	datetime(3)	STRFTIME(‘%Y-%m-%d %H:%M:%f’, ‘NOW’)	false
expiredAt	datetime(3)		true
hostRunId	VARCHAR(64)		true
key	varchar(255)		false	instance_ai_pending_confirmations
resourceId	varchar(255)		true
runId	varchar(255)		true
state	TEXT		true
threadId	varchar		false		instance_ai_threads
updatedAt	datetime(3)	STRFTIME(‘%Y-%m-%d %H:%M:%f’, ‘NOW’)	false

Name	Type	Definition
-	CHECK	CHECK ((“expiredAt” IS NOT NULL AND “state” IS NULL) OR “expiredAt” IS NULL)
- (Foreign key ID: 0)	FOREIGN KEY	FOREIGN KEY (threadId) REFERENCES instance_ai_threads (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE
key	PRIMARY KEY	PRIMARY KEY (key)
sqlite_autoindex_instance_ai_checkpoints_1	PRIMARY KEY	PRIMARY KEY (key)

Name	Definition
IDX_2b23f3f24a70bebb990203b011	CREATE INDEX “IDX_2b23f3f24a70bebb990203b011” ON “instance_ai_checkpoints” (“threadId”)
IDX_768189b506cc26c4fe878b87cb	CREATE INDEX “IDX_768189b506cc26c4fe878b87cb” ON “instance_ai_checkpoints” (“runId”)
IDX_be9d0eca0b19fb93d4eb74b327	CREATE INDEX “IDX_be9d0eca0b19fb93d4eb74b327” ON “instance_ai_checkpoints” (“resourceId”)
sqlite_autoindex_instance_ai_checkpoints_1	PRIMARY KEY (key)

erDiagram

"instance_ai_pending_confirmations" }o--o| "instance_ai_checkpoints" : "FOREIGN KEY (checkpointKey) REFERENCES instance_ai_checkpoints (key) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"
"instance_ai_checkpoints" }o--|| "instance_ai_threads" : "FOREIGN KEY (threadId) REFERENCES instance_ai_threads (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"

"instance_ai_checkpoints" {
  datetime_3_ createdAt
  datetime_3_ expiredAt
  VARCHAR_64_ hostRunId
  varchar_255_ key PK
  varchar_255_ resourceId
  varchar_255_ runId
  TEXT state
  varchar threadId FK
  datetime_3_ updatedAt
}
"instance_ai_pending_confirmations" {
  varchar_255_ checkpointKey FK
  varchar_36_ checkpointTaskId
  datetime_3_ createdAt
  datetime_3_ expiresAt
  varchar_16_ kind
  varchar_36_ messageGroupId
  varchar_36_ requestId PK
  varchar_36_ runId
  varchar threadId FK
  varchar_64_ toolCallId
  datetime_3_ updatedAt
  varchar userId FK
}
"instance_ai_threads" {
  datetime_3_ createdAt
  varchar id PK
  TEXT metadata
  varchar_36_ projectId FK
  varchar_255_ resourceId
  TEXT title
  datetime_3_ updatedAt
}