diff -U3 /tmp/cirrus-ci-build/src/test/regress/expected/groupingsets.out /tmp/cirrus-ci-build/build-32/testrun/recovery/027_stream_regress/data/results/groupingsets.out --- /tmp/cirrus-ci-build/src/test/regress/expected/groupingsets.out 2025-03-02 06:42:01.576048563 +0000 +++ /tmp/cirrus-ci-build/build-32/testrun/recovery/027_stream_regress/data/results/groupingsets.out 2025-03-02 06:51:42.491405865 +0000 @@ -1725,14 +1725,15 @@ Hash Key: four Hash Key: ten Hash Key: hundred - Hash Key: thousand Group Key: unique1 Sort Key: twothousand Group Key: twothousand + Sort Key: thousand + Group Key: thousand -> Sort Sort Key: unique1 -> Seq Scan on tenk1 -(12 rows) +(13 rows) -- check collation-sensitive matching between grouping expressions -- (similar to a check for aggregates, but there are additional code