Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> writes:
> I started work on proposed check statement option and there are a few questions?

> what is sense of this statement for others PL?

IMO you should design this as a call to the PL's validator function.
It's not necessary to make other PLs do anything more than their
existing validators do (at least for now).

			regards, tom lane

In response to

• Re: [REVIEW] prepare plans of embedded sql on function start at 2011-09-12 09:14:13 from Pavel Stehule

pgsql-hackers by date

Next:	From: Robert Haas	Date: 2011-09-12 14:37:35
	Subject: Re: Patch to improve reliability of postgresql on linux nfs
Previous:	From: Peter Eisentraut	Date: 2011-09-12 14:30:21
	Subject: Re: Alpha 1 for 9.2