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
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REL_11_STABLE
Details
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https://git.postgresql.org/pg/commitdiff/e8137295b3fe8a38a579b402512a4442bc992250
Modified Files
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src/backend/parser/parse_func.c | 35 ++++++++++++++++++++------
src/test/regress/expected/create_procedure.out | 4 +--
2 files changed, 29 insertions(+), 10 deletions(-)