"...postgres-fd-implementation.git" did not exist on "984791e0e1a52d0929b402885b250361a1ad9758"
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Tom Lane authored
mergejoinable qual clauses, and add them to the query quals. For example, WHERE a = b AND b = c will cause us to add AND a = c. This is necessary to ensure that it's safe to use these variables as interchangeable sort keys, which is something 7.0 knows how to do. Should provide a useful improvement in planning ability, too.
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