Add separate error message for procedure does not exist
While we probably don't want to split up all error messages into
function and procedure variants, this one is a very prominent one, so
it's helpful to be more specific here.
Branch
------
master
Details
-------
https://git.postgresql.org/pg/commitdiff/0903bbdad24a8f51b18a6a54a41bbb36ad2ceee4
Modified Files
--------------
src/backend/parser/parse_func.c | 35 ++++++++++++++++++++------
src/test/regress/expected/create_procedure.out | 4 +--
2 files changed, 29 insertions(+), 10 deletions(-)
