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tidb: Remove warning about experimental feature for collecting predicate columns and update default value for tidb_enable_collect_predicate_columns

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Status: Open (in progress).

pingcap/docsnumber 19905

#19905 In pingcap/docs;

· Rustin170506 opened on Jan 6, 2025

*: upgrade tidb_auto_analyze_partition_batch_size default value

for-releaseThis PR relates to a TiDB release but does not have a tracked feature.This PR relates to a TiDB release but does not have a tracked feature.

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translation/from-docs-cnThis PR is translated from a PR in pingcap/docs-cn.This PR is translated from a PR in pingcap/docs-cn.

type/compatibility-or-feature-changeThis PR involves compatibility changes or feature behavior changes.This PR involves compatibility changes or feature behavior changes.

v8.2

Status: Open (in progress).

pingcap/docsnumber 19817

#19817 In pingcap/docs;

· hawkingrei opened on Dec 26, 2024

system tables: add a note for DATA_LENGTH, INDEX_LENGTH, and TABLE_SIZE

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type/enhancementThe issue or PR belongs to an enhancement.The issue or PR belongs to an enhancement.

Status: Open (in progress).

pingcap/docsnumber 19391

#19391 In pingcap/docs;

· qiancai opened on Nov 13, 2024

A Practical Guide For SQL Tuning

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Status: Open (in progress).

pingcap/docsnumber 19108

#19108 In pingcap/docs;

· dbsid opened on Oct 14, 2024