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create temporary table like table with shard_row_id_bits fail

contributionThis PR is from a community contributor.This PR is from a community contributor.

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#65430 In pingcap/tidb;

· michaelliuyuan opened on Jan 6, 2026

non-transaction dml support softdelet

Status: Open.

#65427 In pingcap/tidb;

· tiancaiamao opened on Jan 6, 2026

modify_count is failing to update

affects-6.5This bug affects the 6.5.x(LTS) versions.This bug affects the 6.5.x(LTS) versions.

affects-7.5This bug affects the 7.5.x(LTS) versions.This bug affects the 7.5.x(LTS) versions.

affects-8.1This bug affects the 8.1.x(LTS) versions.This bug affects the 8.1.x(LTS) versions.

affects-8.5This bug affects the 8.5.x(LTS) versions.This bug affects the 8.5.x(LTS) versions.

affects-9.0This bug affects the 9.0.x versions.This bug affects the 9.0.x versions.

component/statistics

sig/plannerSIG: PlannerSIG: Planner

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#65426 In pingcap/tidb;

· 0xPoe opened on Jan 5, 2026

tidb_analyze_disql_scan_concurrency may slow down manual analyze for upgraded cluster

affects-8.1This bug affects the 8.1.x(LTS) versions.This bug affects the 8.1.x(LTS) versions.

affects-8.5This bug affects the 8.5.x(LTS) versions.This bug affects the 8.5.x(LTS) versions.

severity/moderate

sig/plannerSIG: PlannerSIG: Planner

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#65423 In pingcap/tidb;

· winoros opened on Jan 5, 2026

ddl, ingest: improve test coverage for checkpoint validation

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

Status: Open.

#65420 In pingcap/tidb;

· wjhuang2016 opened on Jan 5, 2026

ddl: integrate DROP/TRUNCATE PARTITION global index cleanup into DXF

type/new-feature

Status: Open.

Feature

#65418 In pingcap/tidb;

· wjhuang2016 opened on Jan 5, 2026

Pessimistic Mode: UPDATE statement implicitly refreshes the snapshot of unrelated columns in Repeatable Read

contributionThis PR is from a community contributor.This PR is from a community contributor.

first-time-contributorIndicates that the PR was contributed by an external member and is a first-time contributor.Indicates that the PR was contributed by an external member and is a first-time contributor.

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#65416 In pingcap/tidb;

· nikki0km opened on Jan 5, 2026

startts can be updated in the StartPlanReplayerHandle

severity/moderate

sig/plannerSIG: PlannerSIG: Planner

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#65414 In pingcap/tidb;

· hawkingrei opened on Jan 5, 2026

planner: switch to RWLock to improve binding cache performance

component/spm

first-time-contributorIndicates that the PR was contributed by an external member and is a first-time contributor.Indicates that the PR was contributed by an external member and is a first-time contributor.

sig/plannerSIG: PlannerSIG: Planner

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

Status: Open.

#65412 In pingcap/tidb;

· qw4990 opened on Jan 5, 2026

Full backup may slowdown during leader eviction

affects-8.5This bug affects the 8.5.x(LTS) versions.This bug affects the 8.5.x(LTS) versions.

component/brThis issue is related to BR of TiDB.This issue is related to BR of TiDB.

severity/major

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#65410 In pingcap/tidb;

· 3pointer opened on Jan 5, 2026

When there're many slow log files, reading slow log is slow

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

Status: Open.

#65401 In pingcap/tidb;

· lance6716 opened on Jan 5, 2026

Undeterministic result of deterministic query

contributionThis PR is from a community contributor.This PR is from a community contributor.

sig/plannerSIG: PlannerSIG: Planner

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#65387 In pingcap/tidb;

· DerZc opened on Jan 3, 2026