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TiCDC may fail if pipelined DML transactions occur during incremental scans #11185

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hicqu opened this issue May 28, 2024 · 0 comments · Fixed by #11186
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TiCDC may fail if pipelined DML transactions occur during incremental scans #11185

hicqu opened this issue May 28, 2024 · 0 comments · Fixed by #11186
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@hicqu
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affects-8.1 This bug affects the 8.1.x(LTS) versions. area/ticdc Issues or PRs related to TiCDC. severity/moderate type/bug The issue is confirmed as a bug.

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@hicqu
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hicqu commented May 28, 2024

What did you do?

After Pipelined DML is introduced, we can know there is such a case described in https://github.com/tikv/tikv/pull/16864/files#diff-ad3993a53cda1f90261e58fbea7a450c2752714b16d21c5ede54a9f4bd39a95cR600.

What did you expect to see?

No response

What did you see instead?

Currently it can not be handled by TiCDC.

Versions of the cluster

Upstream TiDB cluster version (execute SELECT tidb_version(); in a MySQL client):

(paste TiDB cluster version here)

Upstream TiKV version (execute tikv-server --version):

8.0, 8.1 and later.

TiCDC version (execute cdc version):

8.0, 8.1 and later.
@hicqu hicqu added type/bug The issue is confirmed as a bug. area/ticdc Issues or PRs related to TiCDC. affects-8.1 This bug affects the 8.1.x(LTS) versions. labels May 28, 2024
@hicqu hicqu mentioned this issue May 28, 2024
Merged
ti-chi-bot bot pushed a commit that referenced this issue Sep 11, 2024
@hicqu
kvclient(cdc): handle out-of-order prewrite events for pipelined DMLs (…
434eda4 
…#11186)

close #11185
@github-project-automation github-project-automation bot moved this from Need Triage to Done in Question and Bug Reports Sep 11, 2024
wk989898 pushed a commit to wk989898/tiflow that referenced this issue Sep 24, 2024
@hicqu @wk989898
kvclient(cdc): handle out-of-order prewrite events for pipelined DMLs (…
e2f659a 
…pingcap#11186)

close pingcap#11185
@hicqu hicqu mentioned this issue Jan 7, 2025
Merged
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affects-8.1 This bug affects the 8.1.x(LTS) versions. area/ticdc Issues or PRs related to TiCDC. severity/moderate type/bug The issue is confirmed as a bug.
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kvclient(cdc): handle out-of-order prewrite events for pipelined DMLs hicqu/ticdc
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