Release Date: 2 July 2021
Neo4j 4.2.9 is a maintenance release with many important improvements and fixes.Highlights
- Fix issue with relationship belonging to dense nodes in the high-limit format that could cause corruptions. This affects relationship types with ids larger than 65535.
 - Update store copy to ignore broken 3_5 schema records
 - Fixes an issue that could prevent/slowdown lucene index drop
 - Fix bug where queries that has a cartesian product of two node index seeks and IN/OR predicates can return incorrect property values and fail to honor query ordering.