executor, planner: refactor analyze tableID to analyzeTableID & add CanRuntimePrune#19846
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ti-srebot merged 8 commits intopingcap:masterfrom Sep 8, 2020
lysu:dev-tableids-and-switch-util
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executor, planner: refactor analyze tableID to analyzeTableID & add CanRuntimePrune#19846ti-srebot merged 8 commits intopingcap:masterfrom lysu:dev-tableids-and-switch-util
ti-srebot merged 8 commits intopingcap:masterfrom
lysu:dev-tableids-and-switch-util
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LGTM @lzmhhh123 |
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What problem does this PR solve?
split PR for #18717
Problem Summary:
What is changed and how it works?
What's Changed, How it Works:
this PRs has two commits
anlayzeTableID{Persist, Collects}so we can collect multiple partitions p1, p2, p3 and save as one table t1
stmtctx.CanRuntimePrune: one DML can use new-partition when all touched partition has new stats(stats under tbl, or both tbl, phyTblID has no stats)CanRuntimePrune*(): one table can be treated as new-partition when all touched partition has new stats(stats under tbl, or both tbl, phyTblID has no stats)Related changes
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Tests
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This change is