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Commits on Oct 25, 2022

• executor: support save partition stats in concurrency (#38239)

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Commits on Oct 18, 2022

• statistics: support merge global topn in concurrency (#38358)

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Commits on Oct 13, 2022

• planner: revise isnullRejected check for `And` and `OR` (#38430)

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Commits on Oct 11, 2022

• expression: let nulleq has strict condition check (#38369)

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Commits on Sep 27, 2022

• statistics: implement batch size for auto analyze partition table in dynamic mode (#38153)

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Commits on Sep 22, 2022

• executor: remove loading unnecessary stats during analyze partition table in dynamic mode (#38028)

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Commits on Sep 16, 2022

• executor: support plan replayer multi sqls (#37867)

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Commits on Sep 15, 2022

• sessionctx: support session var tidb_last_plan_replayer_token (#37851)

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• parser: support plan replayer dump explain file (#37807)

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Commits on Sep 14, 2022

• executor: let PlanReplayerExec support multi sqls (#37799)

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Commits on Sep 13, 2022

• planner: add warning if fallback to static plan from dynamic (#37767)

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Commits on Sep 9, 2022

• session: fix regression of BenchmarkRangeColumnPartitionPruning (#37741)

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• planner: fix duplicated children id in optimizer trace (#37730)

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Commits on Sep 8, 2022

• statistics: fix unstable TestAnalyzeGlobalStatsWithOpts2 (#37705)

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• planner: fallback to static plan for partition table if having no global stats in dynamic prune mode (#37573)

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Commits on Sep 7, 2022

• executor: let plan replayer support load bindings (#37637)

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Commits on Sep 5, 2022

• planner: fix idxHJ/idxMJ with wrong self pointer (#37610)

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Commits on Sep 2, 2022

• planner: fix index merge hint case sensitive (#37534)

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Commits on Aug 31, 2022

• statistics: revise loading unnecessary fmsketch (#37452)

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Commits on Aug 25, 2022

• executor: fix unstable TestGlobalMemoryTrackerOnCleanUp (#37372)

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• statistics: track used stats status during query (#37101)

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Commits on Aug 24, 2022

• executor: let plan replayer record table tiflash replica (#37336)

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Commits on Aug 23, 2022

• executor: let plan replayer support view (#37224)

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Commits on Aug 22, 2022

• planner: support HashJoin cost detail (#37012)

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• planner: add warn log for sync stats (#36956)

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• doc: add design doc for stats lru cache (#36804)

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Commits on Aug 18, 2022

• executor: let analyze isolevel controlled by tidb_enable_analyze_snapshot (#37193)

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Commits on Aug 15, 2022

• planner: fix trace cost detail performance regression (#37103)

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Commits on Aug 12, 2022

• distsql: revert 37048 (#37057)

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Commits on Aug 11, 2022

• distsql: revert 37019 (#37048)

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• distsql: make analyze request SI (#37019)

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• server: revise scheme code (#37021)

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Commits on Aug 10, 2022

• statistics: support extend show histograms (#36509)

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Commits on Aug 9, 2022

• planner: support reader operators cost detail (#36963)

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Commits on Aug 4, 2022

• planner: fix redudent planID for partition table in optimizer trace (#36711)

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