Re: referential integrity constraints not checked inside

Christian Rank <christian.rank@rz.uni-passau.de> writes:
> ... according to the docs, the validity of a constraint should be
> checked after each statement unless this behaviour is altered with a SET
> CONSTRAINTS statement.

"Statement" means "interactive command" in that context --- in other
words, the constraints won't be checked until after control returns from
your function.

            regards, tom lane