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Add Code Agent Prompt Files to TiDB

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

Status: Open.

#63847 In pingcap/tidb;

· hawkingrei opened on Oct 4, 2025

executor: false postive for tiproxy advertise address in diagnostic result

information_schema

severity/minor

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

Status: Open.

#63840 In pingcap/tidb;

· dveeden opened on Oct 3, 2025

Inconsistency of DATETIME between TiDB and MySQL

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

fuzz/sqlancer

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

Status: Open.

#63839 In pingcap/tidb;

· momoway opened on Oct 2, 2025

Duplicate key error in truncate partition during StateDeleteReorg and non-autocommit

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

severity/major

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

Status: Open.

#63833 In pingcap/tidb;

· mjonss opened on Oct 1, 2025

<code>datetime(6)</code> column cannot have <code>default (current_date)</code>.

affects-7.1This bug affects the 7.1.x(LTS) versions.This bug affects the 7.1.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.

compatibility-mysql8This is a compatibility issue with MySQL 8.0(but NOT 5.7)This is a compatibility issue with MySQL 8.0(but NOT 5.7)

compatibility-mysql80This is a compatibility issue with MySQL 8.0(but NOT 5.7)This is a compatibility issue with MySQL 8.0(but NOT 5.7)

compatibility-mysql84This is a compatibility issue with MySQL 8.4This is a compatibility issue with MySQL 8.4

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

severity/minor

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

Status: Open.

#63823 In pingcap/tidb;

· kennytm opened on Sep 30, 2025

TiFlash behaves differently from TiDB

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.

#63818 In pingcap/tidb;

· r33s3n6 opened on Sep 30, 2025

expression.ExtractColumns spends too much time in the LogicalProjection.DeriveStats

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

Status: Open.

#63810 In pingcap/tidb;

· hawkingrei opened on Sep 29, 2025

bufAllocator should not allocate at every goroutine

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

Status: Open.

#63809 In pingcap/tidb;

· hawkingrei opened on Sep 29, 2025

NameSlice.Shallow() spends too much time in the rewriteExprNode

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

Status: Open.

#63808 In pingcap/tidb;

· hawkingrei opened on Sep 29, 2025

Agg cannot push down though foreign key

severity/moderate

sig/plannerSIG: PlannerSIG: Planner

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

Status: Open.

#63806 In pingcap/tidb;

· hawkingrei opened on Sep 29, 2025

Prepare query with ORDER BY clause does not work with sql binding

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

severity/moderate

sig/plannerSIG: PlannerSIG: Planner

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

Status: Open.

#63805 In pingcap/tidb;

· pcqz7 opened on Sep 29, 2025

gc placement rules failed on range

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.

#63791 In pingcap/tidb;

· geeklc opened on Sep 28, 2025