v1.813.0 v4.20.6

low risk

smicallef/spiderfootSep 16, 2026 → Sep 16, 20260 days between releases

What's New

FalkorDB v4.20.6 fixes Cypher count(*) aggregation and index population bugs.

New Features

  • Improved performance by releasing the read lock between edge batches during index population

Improvements

  • Fixed count(*) aggregation to correctly handle parallel edges
  • Resolved index population hangs and data skipping caused by unsynced delta matrices
  • Improved performance by releasing the read lock between edge batches during index population

Bug Fixes

  • Fixed count(*) under-counting parallel edges
  • Fixed index population skipping rows or hanging on unsynced delta matrices

Upgrade Notes

These releases belong to different repositories and cannot be upgraded into one another. For FalkorDB, verify Cypher queries using count(*) with parallel edges to ensure correct counts.

The Two Releases

v1.813.0

v1.813.0

Sep 16, 2026· 1 month ago

Focuses on AI session persistence and retention, ensuring data is backed up to object storage and exposing reasoning steps within job results.

Full release notes
v4.20.6

v4.20.6

Sep 16, 2026· 1 month ago

This release addresses critical bugs in Cypher query execution and index maintenance. It fixes a `count(*)` aggregation issue that collapsed parallel edges and resolves index population problems where unsynced delta matrices caused data skipping or system hangs.

Full release notes