> > While looking it at I found a bug. It returns the second column > > in wrong order when both of the distance functions return recheck = true. > > Test script attached to run on the regression database. I tried to > > fix but could not. searchTreeItemDistanceRecheck function is not > > very easy to follow. I think it deserves more comments. > > Fixed, thanks. It was logical error in comparison function implementation.
I managed to break it again by ordering rows only by the second column of the index. Test script attached.
knn-gist-recheck-test-secondcolumn.sql
Description: application/sql
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