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The PQ cannot handle the prune mode change correctly #57168

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Rustin170506 opened this issue Nov 6, 2024 · 0 comments · Fixed by #57096
Closed

The PQ cannot handle the prune mode change correctly #57168

Rustin170506 opened this issue Nov 6, 2024 · 0 comments · Fixed by #57096
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affects-8.5 This bug affects the 8.5.x(LTS) versions. sig/planner SIG: Planner type/bug The issue is confirmed as a bug.

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Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

  1. Create a partitioned table.
  2. Insert a lot of data(more than 1000 rows)
  3. Change the prune mode
  4. The PQ will still use the dynamic pattern to analyze the table

2. What did you expect to see? (Required)

Use the static prune mode to analyze the table.

3. What did you see instead (Required)

The PQ will still use the dynamic pattern to analyze the table

4. What is your TiDB version? (Required)

release-8.5, master
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affects-8.5 This bug affects the 8.5.x(LTS) versions. sig/planner SIG: Planner type/bug The issue is confirmed as a bug.
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statistics: handle the prune mode correctly in the refresher Rustin170506/tidb
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