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<code>MAKETIME()</code> silently truncates out-of-range values without warning

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.

#66138Â?In pingcap/tidb;

· cryo-zd opened on Feb 7, 2026

GBK in TiDB is imcompatible with that in MySQL

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.

#66126Â?In pingcap/tidb;

· ChenZhongPu opened on Feb 6, 2026

ingest: EtcdSafePointKV gets empty PD address in DDL path, causing create kv client to fail

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

component/ddlThis issue is related to DDL of TiDB.This issue is related to DDL of TiDB.

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

Status: Open.

#66125Â?In pingcap/tidb;

· King-Dylan opened on Feb 6, 2026

Add some helper functions for incremental refresh materialized view

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

Status: Open.

#66124Â?In pingcap/tidb;

· windtalker opened on Feb 6, 2026

two <code>bazel_bin</code> in release-8.5 Makefile

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

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

Status: Open.

#66112Â?In pingcap/tidb;

· lance6716 opened on Feb 6, 2026

<code>br restore point</code> may stuck at <code>["waiting for schema info finishes reloading"]</code> for 15 minutes

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.

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

Status: Open.

#66110Â?In pingcap/tidb;

· kennytm opened on Feb 6, 2026

planner/window: fix TiFlash window pushdown plan regression (extra Projection)

AI-Testing

severity/moderate

sig/plannerSIG: PlannerSIG: Planner

Status: Open.

#66109Â?In pingcap/tidb;

· hawkingrei opened on Feb 6, 2026

planner: fix join reorder schema mismatch causing Can't find column

AI-Testing

fuzz/shiro

severity/major

sig/plannerSIG: PlannerSIG: Planner

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

Status: Open.

#66106Â?In pingcap/tidb;

· hawkingrei opened on Feb 6, 2026

Empty string treated as equal to space ' ' when used with RIGHT() function

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

sig/sql-infraSIG: SQL InfraSIG: SQL Infra

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

Status: Open.

#66101Â?In pingcap/tidb;

· cryo-zd opened on Feb 6, 2026

session: querying <code>information_schema</code> in stale read transaction silently closes the transaction

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

Status: Open.

#66099Â?In pingcap/tidb;

· wfxr opened on Feb 6, 2026

docs/ddl: Add read-first DDL execution framework notes

component/ddlThis issue is related to DDL of TiDB.This issue is related to DDL of TiDB.

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

Status: Open.

#66093Â?In pingcap/tidb;

· wjhuang2016 opened on Feb 5, 2026

pre-refactor for join reorder conflict detection algorithm

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

Status: Open.

#66088Â?In pingcap/tidb;

· guo-shaoge opened on Feb 5, 2026