pingcap / pingcap/tidb

prepare or non-prepare plan cache supports CBO

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#43,600 0 comments 0 reactions 0 assignees View on GitHub
epic/plan-cache sig/planner type/enhancement
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Description

## Enhancement
Like normal queries, when statistics change, the cached execution plan can be changed according to the latest execution plan, otherwise, some cached sub-optimal can cause performance issues.

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