*: Refine Explain's format. #15507
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*: Refine Explain's format. #15507
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*: show build and probe side for join and index lookup related operat…
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This was referenced Mar 23, 2020
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What problem does this PR solve?
explainresult #10136_0in the root operator. #14854Explain's format and content. #15347Problem Summary:
EXPLAINandEXPLAIN ANALYZE, add columnaccess objectafter column task, it includes table name or index name.EXPLAINandEXPLAIN ANALYZEcolumns.EXPLAIN.EXPLAIN._0bug.HashLeftJoinandHashRightJointoHashJoin.What is changed and how it works?
Add new interface
dataAccesser, which means it can access underlying data.PhysicalTableScan,PhysicalIndexScan,PointGetPlan,BatchPointScanandPhysicalMemTableimplements it, so that they can get their AccessObject.Check List
Tests
Release note
EXPLAINandEXPLAIN ANALYZE, add columnaccess objectafter column task, it includes table name or index name.EXPLAINandEXPLAIN ANALYZEcolumns.EXPLAIN.EXPLAIN._0bug.HashLeftJoinandHashRightJointoHashJoin.