As of 2021-08-16, engine version 1.0.4.2.R5 is being generally deployed. Please note that it takes several days for a new release to become available in every region.
Defects Fixed in This Engine Release
Disabled an optimization made in engine release 1.0.4.2.R4 that made the Neptune lookup cache survive engine restarts on replicas. Replica restarts now clear the lookup cache.
Query-Language Versions Supported in This Release
Before upgrading a DB cluster to version 1.0.4.2.R5, make sure that your project is compatible with these query-language versions:
Gremlin version:
3.4.10SPARQL version:
1.1
Upgrade Paths to Engine Release 1.0.4.2.R5
Your cluster will be upgraded to this patch release automatically during your next
maintenance window if you are running engine version 1.0.4.2.
You can manually upgrade any previous Neptune engine release to this release.
