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release-7.5 ignore checksum if the version is not v1 #11525

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3AceShowHand opened this issue Aug 27, 2024 · 0 comments
Open

release-7.5 ignore checksum if the version is not v1 #11525

3AceShowHand opened this issue Aug 27, 2024 · 0 comments
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affects-7.5 area/ticdc Issues or PRs related to TiCDC. component/mounter Mounter component type/enhancement The issue or PR belongs to an enhancement.

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For release-8.1 and release-7.5, only verify checksum v1.

In the upgrade scenario, the upstream TiDB is upgraded first, then may output checksum v2, in the such case, downstream TiCDC cannot verify it, and makes the changefeed error, so just ignore the checksum.
@3AceShowHand 3AceShowHand self-assigned this Aug 27, 2024
@3AceShowHand 3AceShowHand added type/enhancement The issue or PR belongs to an enhancement. area/ticdc Issues or PRs related to TiCDC. component/mounter Mounter component labels Aug 27, 2024
@3AceShowHand 3AceShowHand mentioned this issue Aug 27, 2024
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ti-chi-bot bot pushed a commit that referenced this issue Sep 11, 2024
@3AceShowHand
mounter(ticdc): release-7.5 ignore checksum v2 (#11526)
04bd8f6 
close #11525
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affects-7.5 area/ticdc Issues or PRs related to TiCDC. component/mounter Mounter component type/enhancement The issue or PR belongs to an enhancement.
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