Horton

Fix nodeUnique to behave correctly when reversing direction after reaching

Tom Lane <tgl@sss.pgh.pa.us>

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Commit: 967e8a37abcb389809fd35c7b54d8d0de4c5496f
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2003-02-02T19:08:57Z
Releases: 7.4.1 
Fix nodeUnique to behave correctly when reversing direction after reaching
either end of subplan results.  This prevents misbehavior of cursors
on SELECT DISTINCT ... queries.  Per bug report 1-Feb-02.

Files

PathChange+/−
src/backend/executor/nodeUnique.c modified +13 −2