This update fixes several regressions that were deemed significant enough to be backported to the release branch.
In addition, the experimental feature to set system variables is now behind a flag that disables it by default.
Configuration Changes
- Vtgate: added flag enable_system_settings to enable passthrough system settings, defaults to false #6562
Bugs Fixed
- Vreplication: Materialize should only get schema from source tablets if target is missing tables #6623
- Vtctld UI: mysql port is not displayed in tablet list #6597 #6600
- Vtgate: transaction killer was closing reserved connection after the specified time. Only idle connections should be closed. Idle transactions should be rolled back. #6583
- Vtcompose: docker-compose example was broken by tabletmanager changes #6587
- Vreplication: tablet_picker should respect canceled context. Also, keep trying to find a tablet until context expires. #6567
- Vtgate: vindex update/delete by destination #6541 #6572
- Vtgate: some usages of EXPLAIN were broken #6574 #6581
- Vtgate: handle multiple settings in single SET statement #6504
- Vtgate: cleanup shard session for reserved connection on failure #6563
- Vtgate: if executing DDL on reserved connection, start transaction if needed #6555
- Vtgate: make sure lookup vindexes use same transaction if one is open #6505
- Healthcheck: add diagnostic logging, do not add tablet if it is shutting down #6512