[fix](insert) Finish or fail a cancelled INSERT OVERWRITE instead of reporting success - #68662

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yujun777 wants to merge 9 commits into

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yujun777:fix-insert-overwrite-cancel

Commits on Sep 30, 2026

[fix](fe) Report a cancelled insert overwrite instead of a success that lost rows
yujun777
committed
85c4ae4
[fix](fe) Honour a cancelled overwrite whose insert committed nothing
yujun777
committed
215bcf0
[fix](fe) Publish an overwrite's committed rows when the response is an error
yujun777
committed
83bac90
[fix](fe) Honour a cancellation that reaches the swap while it waits for the lock
yujun777
committed
4b43d5b
[fix](fe) Correct the window comment for a publication that timed out
yujun777
committed
5eee943
[fix](fe) Fail an overwrite whose target was dropped before the swap
yujun777
committed
b2e7031
[test](fe) Pin the overwrite swap's failure for a dropped target
yujun777
committed
9039a08
[fix](fe) Take the last-chance cancellation check on the auto-detect route too
yujun777
committed
b2f346c
[fix](fe) Split the auto-detect group's bookkeeping out of the table lock
yujun777
committed
1c28718