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Unverified changefeed updates are still saved into Coordinator memory despite not persisted into backend

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

Status: Open.

#4133 In pingcap/ticdc;

· kennytm opened on Feb 4, 2026

Pulsar consumer drops out-of-order DML under table-across-nodes

severity/moderate

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

Status: Open.

#4130 In pingcap/ticdc;

· wlwilliamx opened on Feb 4, 2026

Develop a tool to validate kafka sink output across new arch and old arch

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

Status: Open.

#4127 In pingcap/ticdc;

· lidezhu opened on Feb 4, 2026

gc cleaner to clean up changefeed level service safe point

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

Status: Open.

#4126 In pingcap/ticdc;

· 3AceShowHand opened on Feb 4, 2026

Add a prerequisite assumption verification test to tidb for sharedSchema

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

Status: Open.

#4125 In pingcap/ticdc;

· hongyunyan opened on Feb 3, 2026

Move S3 connectivity check from cdc cli to cdc server when creating changefeeds with redo log

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

Status: Open.

#4122 In pingcap/ticdc;

· lidezhu opened on Feb 3, 2026

Mysql Sink: use optimizer-friendly WHERE clause

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

Status: Open.

#4121 In pingcap/ticdc;

· wk989898 opened on Feb 3, 2026

Optimize incremental scan performance degradation caused by log puller memory quota throttling

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

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

Status: Open.

#4112 In pingcap/ticdc;

· lidezhu opened on Jan 31, 2026

ticdc natively syncs to apache iceberg

Status: Open.

#4099 In pingcap/ticdc;

· BornChanger opened on Jan 30, 2026

unstable integration test in_flight_syncpoint_during_scheduling

severity/moderate

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

Status: Open.

#4097 In pingcap/ticdc;

· wk989898 opened on Jan 30, 2026

There may have 2 maintainers when resume a changefeed in failed.

Status: Open.

#4094 In pingcap/ticdc;

· hongyunyan opened on Jan 29, 2026

[Bug] unit_test_in_verify_ci exits 1 with failing tests

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

Status: Open.

#4089 In pingcap/ticdc;

· tenfyzhong opened on Jan 29, 2026