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Commits on Sep 22, 2022

• planner: make general plan cache support 'or' and 'in' (pingcap#38047)

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  qw4990

  authoredSep 22, 2022
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Commits on Sep 19, 2022

• planner: fix YCSB read-heavy regression caused by prep/exec statements (pingcap#37857)

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  authoredSep 19, 2022
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Commits on Sep 15, 2022

• planner: remove old useless interfaces about cost model (pingcap#37801)

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  authoredSep 15, 2022
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Commits on Sep 6, 2022

• planner: get plan from the general plan cache before optimization (pingcap#37634)

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  authoredSep 6, 2022
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Commits on Sep 5, 2022

• planner: implement a parameterizer for general plan cache based on the current parser (pingcap#37613)

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  authoredSep 5, 2022
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Commits on Sep 1, 2022

• planner: refactor PrepareExecutor (pingcap#37519)

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  qw4990

  authoredSep 1, 2022
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Commits on Aug 31, 2022

• planner: refactor some code path of execution-stmt (pingcap#37455)

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  qw4990

  authoredAug 31, 2022
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Commits on Aug 18, 2022

• planner: introduce the Parameterizer interface for general plan cache (pingcap#37170)

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  qw4990

  authoredAug 18, 2022
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Commits on Aug 16, 2022

• planner: introduce the general plan cache (pingcap#37150)

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  qw4990

  authoredAug 16, 2022
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• planner: add two functions to get and set cached plan from the plan cache (pingcap#37112)

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  qw4990

  authoredAug 16, 2022
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Commits on Aug 15, 2022

• planner: move logic of plan cache stmt checking to plan cache backend (pingcap#37053)

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  authoredAug 15, 2022
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Commits on Aug 11, 2022

• planner: introduce Session.CacheGeneralStmt for general plan cache (pingcap#37028)

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  qw4990

  authoredAug 11, 2022
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Commits on Aug 10, 2022

• planner: remove keyword prepared in plan cache backend (pingcap#37023)

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  authoredAug 10, 2022
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Commits on Aug 9, 2022

• planner: handle PointPlan specially in execute statements (pingcap#36987)

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  authoredAug 9, 2022
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• planner: remove execID in ExecuteStmt (pingcap#36967)

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  authoredAug 9, 2022
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Commits on Aug 8, 2022

• planner: support session level for the variable tidb_enable_prepared_plan_cache (pingcap#36923)

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  qw4990

  authoredAug 8, 2022
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Commits on Aug 4, 2022

• planner: clean useless Plan Cache code of binary protocol parameters (pingcap#36887)

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  authoredAug 4, 2022
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Commits on Aug 3, 2022

• planner: remove the useless variable tidb_enable_point_get_cache (pingcap#36844)

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  qw4990

  authoredAug 3, 2022
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• planner: use the unified parameters for plan cache (pingcap#36781)

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  authoredAug 3, 2022
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Commits on Jul 29, 2022

• planner: prefer to use TiKV to process small table scans and consider IndexJoin batch size in cost model ver2 (pingcap#36690)

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  authoredJul 29, 2022
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Commits on Jul 26, 2022

• planner: add a dedicated source file for plan cache (pingcap#36577)

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  authoredJul 26, 2022
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Commits on Jul 21, 2022

• telemetry: add telemetry for cost_model_ver2 (pingcap#36406)

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  authoredJul 21, 2022
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Commits on Jul 20, 2022

• planner: expose two variables related to the cost model (pingcap#36356)

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  qw4990

  authoredJul 20, 2022
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Commits on Jul 18, 2022

• planner: enable the new cost interface by default (pingcap#36241)

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  qw4990

  authoredJul 18, 2022
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• planner: not use DescScanFactor when rows is less than smallScanThreshold for compatibility (pingcap#36263)

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  authoredJul 18, 2022
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Commits on Jul 15, 2022

• planner: costs of Selection operators from DataSources are not accumulated (pingcap#36244)

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  qw4990

  authoredJul 15, 2022
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Commits on Jun 27, 2022

• planner: fix the wrong cost formula of MPPExchanger on cost model ver2 (pingcap#35718)

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  qw4990

  authoredJun 27, 2022
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Commits on Jun 24, 2022

• Revert "planner: fix the wrong cost formula of MPPExchanger" (pingcap#35707)

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  authoredJun 24, 2022
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• planner: new cost formula for IndexJoin (pingcap#35671)

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  qw4990

  authoredJun 24, 2022
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Commits on Jun 22, 2022

• planner: introduce new cost formula for MPPJoins (pingcap#35643)

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  qw4990

  authoredJun 22, 2022
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Commits on Jun 21, 2022

• planner: introduce new cost formula for MPPAggs (pingcap#35436)

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  qw4990

  authoredJun 21, 2022
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Commits on Jun 17, 2022

• planner: fix the wrong cost formula of MPPExchanger (pingcap#35438)

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  authoredJun 17, 2022
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Commits on Jun 16, 2022

• planner: introduce new cost formula for IndexLookup (pingcap#35408)

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  qw4990

  authoredJun 16, 2022
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Commits on Jun 15, 2022

• planner: introduce new cost formula for Selection/TableScan/IndexScan (pingcap#35378)

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  qw4990

  authoredJun 15, 2022
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Commits on Jun 9, 2022

• planner: introduce some new variables for the cost model version2 (pingcap#35241)

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  qw4990

  authoredJun 9, 2022
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