Re: Please advise features in 7.1 (SUMMARY) - Mailing list pgsql-hackers

> Is "if" clause support in PG?
> for example:
> "drop table aa if exist"
> "insert into aa values(1) if not exists select * from aa where i=1"

No. afaict it is not in any SQL standard, so is unlikely to get much
attention from developers.
                    - Thomas