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query information_schema.tables too slow #62020

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#62042
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query information_schema.tables too slow#62020
#62042
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affects-8.5This bug affects the 8.5.x(LTS) versions.component/ddlThis issue is related to DDL of TiDB.severity/majortype/bugThe issue is confirmed as a bug.type/enhancementThe issue or PR belongs to an enhancement.
@crazycs520

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@crazycs520
crazycs520
opened on Jun 26, 2025

Bug Report

see https://asktug.com/t/topic/1043776

Please answer these questions before submitting your issue. Thanks!

before upgrade in v7.5.6

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after upgrade in v8.5.2

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1. Minimal reproduce step (Required)

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

3. What did you see instead (Required)

4. What is your TiDB version? (Required)

v8.5.2

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    affects-8.5This bug affects the 8.5.x(LTS) versions.component/ddlThis issue is related to DDL of TiDB.severity/majortype/bugThe issue is confirmed as a bug.type/enhancementThe issue or PR belongs to an enhancement.

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