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tidb doesn't support INSERT...AS alias

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.

#65918 In pingcap/tidb;

· showonlady opened on Jan 29, 2026

EXPLAIN FOR CONNECTION fails with non‑prepared plan cache parameterization

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

Status: Open.

#65916 In pingcap/tidb;

· pcqz7 opened on Jan 29, 2026

<code>ANALYZE</code> statement freezes if <code>SaveAnalyzeResultToStorage</code> meets error when analyzeing partitioned table

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

component/statistics

report/customerCustomers have encountered this bug.Customers have encountered this bug.

severity/major

sig/plannerSIG: PlannerSIG: Planner

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

Status: Open.

#65915 In pingcap/tidb;

· time-and-fate opened on Jan 29, 2026

Investigate empty ColAndIdxExistenceMap in cache and impact on sync/async load/init stats

component/statistics

sig/plannerSIG: PlannerSIG: Planner

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

Status: Open.

#65914 In pingcap/tidb;

· 0xPoe opened on Jan 29, 2026

AGENTS.md: clarify issue label and regression-test requirements

component/docs

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

Status: Open.

#65913 In pingcap/tidb;

· wjhuang2016 opened on Jan 29, 2026

restore point: error="no base id map found from saved id or last restored PiTR"

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

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

severity/moderate

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

Status: Open.

#65911 In pingcap/tidb;

· apollodafoni opened on Jan 29, 2026

save <code>plan replayer</code> file to object storage

type/feature-requestCategorizes issue or PR as related to a new feature.Categorizes issue or PR as related to a new feature.

Status: Open.

#65909 In pingcap/tidb;

· zeminzhou opened on Jan 29, 2026

Planner: Join Reorder — Blocking / Bounded Operator Cost (Enhancement)

planner/join-order

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

Status: Open.

Feature

#65906 In pingcap/tidb;

· King-Dylan opened on Jan 29, 2026

tests/realtikvtest: avoid FailNow in failpoint callbacks

component/test

severity/minor

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

Status: Open.

#65901 In pingcap/tidb;

· wjhuang2016 opened on Jan 29, 2026

Remove unused second return value from cardinality.Selectivity()

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

Status: Open.

#65899 In pingcap/tidb;

· wddevries opened on Jan 29, 2026

TiFlash reads unexpected virtual column

component/tiflash

severity/major

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

Status: Open.

#65898 In pingcap/tidb;

· xzhangxian1008 opened on Jan 29, 2026

Add a framework for disabling plans during optimization.

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

Status: Open.

#65895 In pingcap/tidb;

· wddevries opened on Jan 29, 2026