Improvements
- Make the size limit of transaction entries configurable #21843
Bug Fixes
- Fix a concurrency bug that might cause the batch client timeout #22336
- Avoid duplicate bindings caused by concurrent baseline capture #22295
- Make the baseline capture work when the log level is
'debug'
#22293 - Correct GC locks when Region merge occurs during scanning and resolving locks #22267
- Return correct results for user variables of the
datetime
type #22143 - Avoid using index merge when there are multiple table filters #22124
- Fix the
wrong precision
issue in TiFlash caused by the prepare plan cache #21960 - Fix a bug that the schema change causes incorrect results #21596
- Avoid unnecessary column flag changes incurred by
ALTER TABLE
#21474 - Set the database name for table aliases of query blocks used in optimizer hints #21380
- Generate the proper hint for
IndexHashJoin
/IndexMergeJoin
#21020