pgsql: Fix brown-paper-bag bug in commit0a459cec96d3856f476c2db298c6b5 - Mailing list pgsql-committers

Fix brown-paper-bag bug in commit 0a459cec96d3856f476c2db298c6b52f592894e8.

RANGE_OFFSET comparisons need to examine the first ORDER BY column,
which isn't necessarily the first column in the incoming tuples.
No idea how this slipped through initial testing.

Per bug #15082 from Zhou Digoal.

Discussion: https://postgr.es/m/151939899974.1461.9411971793110285476@wrigleys.postgresql.org

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/9fe802c8185e9a53158b6797d0f6fd8bfbb01af1

Modified Files
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src/backend/executor/nodeWindowAgg.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)