Alvaro Herrera <> writes:
> Excerpts from David E. Wheeler's message of mar oct 02 16:16:37 -0300 2012:
>> On Oct 2, 2012, at 12:08 PM, Alvaro Herrera <> wrote:
>>> create schema if not exists foo create table first (a int);
>>> create schema if not exists foo create table second (a int);
>>> As far as I can see, with the patch as it currently stands, you would
>>> end up with only table "first" in the schema, which seems very
>>> surprising to me.

>> Yeah, I think the second should die. CINE should only work if there are no 
>> other objects created as part of the statement, IMHO.

> Well, if that's the rationale then you end up with no schema foo at all
> (i.e. both die), which seems even more surprising (though I admit it has
> the advantage of being a simple rule to document.)

I think we should just disallow putting any contained objects in the
statement when IF NOT EXISTS is used.  It's simple to understand, simple
to document and implement, and I think it covers all the sane use-cases

                        regards, tom lane

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