Fix pg_stat_statements for MERGE
We weren't jumbling the merge action list, so wildly different commands
would be considered to use the same query ID. Add that, mention it in
the docs, and some test lines.
Backpatch to 15.
Author: Tatsu <bt22nakamorit@oss.nttdata.com>
Reviewed-by: Julien Rouhaud <rjuju123@gmail.com>
Discussion: https://postgr.es/m/d87e391694db75a038abc3b2597828e8@oss.nttdata.com
Branch
------
REL_15_STABLE
Details
-------
https://git.postgresql.org/pg/commitdiff/72abf03b6491a8df880e1fea45798797bcc86c47
Modified Files
--------------
.../expected/pg_stat_statements.out | 41 +++++++++++++++++++++-
.../pg_stat_statements/sql/pg_stat_statements.sql | 22 ++++++++++++
doc/src/sgml/pgstatstatements.sgml | 4 +--
src/backend/nodes/nodeFuncs.c | 4 +--
src/backend/utils/misc/queryjumble.c | 11 ++++++
5 files changed, 77 insertions(+), 5 deletions(-)
