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

agents_memory_entries

Description

Table Definition

CREATE TABLE "agents_memory_entries" ("id" varchar(36) PRIMARY KEY NOT NULL, "agentId" varchar(36) NOT NULL, "resourceId" varchar(255) NOT NULL, "content" text NOT NULL, "contentHash" varchar(64) NOT NULL, "status" varchar(16) NOT NULL, "supersededBy" varchar(36), "embeddingModel" varchar(128), "embedding" text, "metadata" text, "lastSeenAt" datetime(3) NOT NULL, "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(STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')), CONSTRAINT "CHK_agents_memory_entries_status" CHECK ("status" IN ('active', 'superseded', 'dropped')), CONSTRAINT "FK_28e981fb675e9b44ce02f0ec1dd" FOREIGN KEY ("agentId") REFERENCES "agents" ("id") ON DELETE CASCADE, CONSTRAINT "FK_1443a75e59adbfb796071d66393" FOREIGN KEY ("resourceId") REFERENCES "agents_resources" ("id") ON DELETE CASCADE, CONSTRAINT "FK_0edf1226b77ddc525eae4938079" FOREIGN KEY ("supersededBy") REFERENCES "agents_memory_entries" ("id"))

Columns

Name	Type	Default	Nullable	Children	Parents	Comment
agentId	varchar(36)		false		agents
content	TEXT		false
contentHash	varchar(64)		false
createdAt	datetime(3)	STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')	false
embedding	TEXT		true
embeddingModel	varchar(128)		true
id	varchar(36)		false	agents_memory_entries agents_memory_entry_sources
lastSeenAt	datetime(3)		false
metadata	TEXT		true
resourceId	varchar(255)		false		agents_resources
status	varchar(16)		false
supersededBy	varchar(36)		true		agents_memory_entries
updatedAt	datetime(3)	STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')	false

Constraints

Name	Type	Definition
-	CHECK	CHECK ("status" IN ('active', 'superseded', 'dropped'))
- (Foreign key ID: 0)	FOREIGN KEY	FOREIGN KEY (supersededBy) REFERENCES agents_memory_entries (id) ON UPDATE NO ACTION ON DELETE NO ACTION MATCH NONE
- (Foreign key ID: 1)	FOREIGN KEY	FOREIGN KEY (resourceId) REFERENCES agents_resources (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE
- (Foreign key ID: 2)	FOREIGN KEY	FOREIGN KEY (agentId) REFERENCES agents (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE
id	PRIMARY KEY	PRIMARY KEY (id)
sqlite_autoindex_agents_memory_entries_1	PRIMARY KEY	PRIMARY KEY (id)

Indexes

Name	Definition
IDX_0edf1226b77ddc525eae493807	CREATE INDEX "IDX_0edf1226b77ddc525eae493807" ON "agents_memory_entries" ("supersededBy")
IDX_1443a75e59adbfb796071d6639	CREATE INDEX "IDX_1443a75e59adbfb796071d6639" ON "agents_memory_entries" ("resourceId")
IDX_a03e04e94bea8439dd166d4b52	CREATE UNIQUE INDEX "IDX_a03e04e94bea8439dd166d4b52" ON "agents_memory_entries" ("agentId", "resourceId", "contentHash")
IDX_aff2807b31eccbafe59d0474f0	CREATE INDEX "IDX_aff2807b31eccbafe59d0474f0" ON "agents_memory_entries" ("agentId", "resourceId", "status", "createdAt", "id")
sqlite_autoindex_agents_memory_entries_1	PRIMARY KEY (id)

Relations

erDiagram

"agents_memory_entries" }o--|| "agents" : "FOREIGN KEY (agentId) REFERENCES agents (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"
"agents_memory_entries" }o--o| "agents_memory_entries" : "FOREIGN KEY (supersededBy) REFERENCES agents_memory_entries (id) ON UPDATE NO ACTION ON DELETE NO ACTION MATCH NONE"
"agents_memory_entry_sources" }o--|| "agents_memory_entries" : "FOREIGN KEY (memoryEntryId) REFERENCES agents_memory_entries (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"
"agents_memory_entries" }o--|| "agents_resources" : "FOREIGN KEY (resourceId) REFERENCES agents_resources (id) ON UPDATE NO ACTION ON DELETE CASCADE MATCH NONE"

"agents_memory_entries" {
  varchar_36_ agentId FK
  TEXT content
  varchar_64_ contentHash
  datetime_3_ createdAt
  TEXT embedding
  varchar_128_ embeddingModel
  varchar_36_ id PK
  datetime_3_ lastSeenAt
  TEXT metadata
  varchar_255_ resourceId FK
  varchar_16_ status
  varchar_36_ supersededBy FK
  datetime_3_ updatedAt
}
"agents" {
  varchar_36_ activeVersionId FK
  boolean availableInMCP
  datetime_3_ createdAt
  varchar_36_ id PK
  TEXT integrations
  varchar_128_ name
  varchar_255_ projectId FK
  TEXT schema
  TEXT skills
  TEXT tools
  datetime_3_ updatedAt
  varchar_36_ versionId
}
"agents_memory_entry_sources" {
  varchar_36_ agentId FK
  datetime_3_ createdAt
  varchar_64_ evidenceHash
  TEXT evidenceText
  varchar_36_ id PK
  varchar_36_ memoryEntryId FK
  varchar_36_ observationId FK
  varchar_255_ threadId FK
  datetime_3_ updatedAt
}
"agents_resources" {
  datetime_3_ createdAt
  varchar_255_ id PK
  TEXT metadata
  datetime_3_ updatedAt
}

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