Re: support for MERGE

Op 28-01-2022 om 21:27 schreef Alvaro Herrera:
> MERGE, v10.  I am much more comfortable with this version; I have
> removed a bunch of temporary hacks and cleaned up the interactions with
> table AM and executor, which is something that had been bothering me for
> a while.  The complete set of changes can be seen in github,
> https://github.com/alvherre/postgres/commits/merge-15

> [v10-0001-MERGE-SQL-Command-following-SQL-2016.patch]

The patch doesnt apply smoothly:

patching file src/backend/tcop/pquery.c
patching file src/backend/tcop/utility.c
patching file src/backend/utils/adt/ruleutils.c
patching file src/bin/psql/tab-complete.c
Hunk #3 FAILED at 1714.
Hunk #4 succeeded at 3489 (offset 6 lines).
Hunk #5 succeeded at 3508 (offset 6 lines).
Hunk #6 succeeded at 3776 (offset 6 lines).
Hunk #7 succeeded at 3855 (offset 6 lines).
1 out of 7 hunks FAILED -- saving rejects to file 
src/bin/psql/tab-complete.c.rej
patching file src/include/commands/trigger.h
patching file src/include/executor/execMerge.h
patching file src/include/executor/instrument.h
patching file src/include/executor/nodeModifyTable.h



tab-complete.c.rej attached


Erik