Обсуждение: pgsql: Fix a couple of outdated comments now that we have MERGE RETURNI

Fix a couple of outdated comments now that we have MERGE RETURNING

This has been supported since c649fa24a.

Discussion: https://postgr.es/m/CAApHDvpqp6vtUzG-_josUEiBGyqnrnVxJ-VdF+hJLXjHdHzsyQ@mail.gmail.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/8559252095e17c3cf25a28921a6ef8a14e769519

Modified Files
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src/include/nodes/plannodes.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)