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Manage and administer the Engram knowledge graph

Actions19

Lifecycle → Purge Episodes

AI-generated

Summary

Preview or permanently delete matching episodes from a group. Filter by episode metadata, provenance, reference time, hygiene rule, or content; deletions can repair episode chains and control how linked facts are handled.

Inputs

  • Backend — Choose Embedded (Graphology) or Neo4j (Remote); defaults to Embedded.
  • Custom Storage Path — For the embedded backend, optionally set the graph data directory. Leave blank to use the default n8n storage directory.
  • Group ID (required) — Group or session ID whose episodes to inspect or purge.
  • Episode Kind — Limit matches by provenance kind, such as Active Human, Assistant Reply, Tool Output, or System. Any is the default.
  • Trust Level — Limit matches by trust level: trusted, standard, unverified, or untrusted. Any is the default.
  • Review Status — Limit matches by proposed, accepted, or rejected review status. Any is the default.
  • Sender ID — Limit matches to episodes from this sender.
  • Conversation ID — Limit matches to episodes from this conversation.
  • Source Workflow ID — Limit matches to episodes written by this workflow.
  • Source Execution ID — Limit matches to episodes written by this execution.
  • Reference Time After — Limit matches to episodes referenced at or after this time.
  • Reference Time Before — Limit matches to episodes referenced at or before this time.
  • Malformed Content Rule — Optionally match assistant episodes with empty content or an empty content array.
  • Content Contains — Case-insensitive fragment to match in episode content.
  • Maximum Episodes — Maximum matching episodes to preview or delete per execution; defaults to 100, with a range of 1–10000.
  • Execution Mode — Dry Run previews matching episodes by default. Select Delete to permanently remove them.
  • Repair Episode Chain — When deleting, reconnect successor episodes to retained predecessors; enabled by default.
  • Linked Fact Handling — Choose whether to unlink deleted episodes from facts, preserve references, or delete orphaned facts; defaults to unlinking.
  • Confirm Episode Purge — For Delete mode, must be set to Confirmed before matching episodes are permanently deleted.

Output shape

A single result item describing the preview or purge operation.

Dry Run is the default. Delete mode requires explicit confirmation; the maximum episode limit applies to each execution.

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