Doc updates
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@ -173,6 +173,8 @@ Reduce disk usage by optimizing and pruning old table versions across all tables
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haiku-rag vacuum
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```
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**Automatic Cleanup:** Vacuum runs automatically in the background after document operations. By default, it removes versions older than 60 seconds (`VACUUM_RETENTION_SECONDS`), preserving recent versions for concurrent connections. Manual vacuum can be useful for cleanup after bulk operations or to free disk space immediately.
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### Rebuild Database
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Rebuild the database by deleting all chunks & embeddings and re-indexing all documents. This is useful
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@ -232,6 +232,12 @@ CHUNK_SIZE=256
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# When expanded chunks overlap or are adjacent, they are automatically merged
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# into single chunks with continuous content to eliminate duplication
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CONTEXT_CHUNK_RADIUS=0
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# Vacuum retention threshold (seconds) for automatic cleanup
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# When documents are added/updated, old table versions older than this are removed
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# Default: 60 seconds (safe for concurrent connections)
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# Set to 0 for aggressive cleanup (removes all old versions immediately)
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VACUUM_RETENTION_SECONDS=60
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```
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#### Markdown Preprocessor
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