[3.4] mvcc: restore tombstone index if it's first revision #19251
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fuweid
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The tombstone could be the only one available revision in database. It happens when all historical revisions have been deleted in previous compactions. Since tombstone revision is still in database, we should restore it as valid key index. Otherwise, we lost that event. Signed-off-by: Wei Fu <[email protected]> (cherry picked from commit d8b4192) Signed-off-by: Wei Fu <[email protected]>
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serathius
approved these changes
Jan 22, 2025
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[APPROVALNOTIFIER] This PR is APPROVED This pull-request has been approved by: ahrtr, fuweid, serathius The full list of commands accepted by this bot can be found here. The pull request process is described here
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The tombstone could be the only one available revision in database. It happens when all historical revisions have been deleted in previous compactions. Since tombstone revision is still in database, we should restore it as valid key index. Otherwise, we lost that event.
(cherry picked from commit d8b4192) #19188
Please read https://github.com/etcd-io/etcd/blob/main/CONTRIBUTING.md#contribution-flow.