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Re: BUG #1083: Insert query reordering interacts badly with NEXTVAL()/CURRVAL() - Mailing list pgsql-bugs

From Tom Lane
Subject Re: BUG #1083: Insert query reordering interacts badly with NEXTVAL()/CURRVAL()
Date
Msg-id 18920.1077605515@sss.pgh.pa.us
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In response to BUG #1083: Insert query reordering interacts badly with NEXTVAL()/CURRVAL()  ("PostgreSQL Bugs List" <pgsql-bugs@postgresql.org>)
Responses Re: BUG #1083: Insert query reordering interacts badly with  (Martin Langhoff <martin@catalyst.net.nz>)
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"Martin Langhoff (Catalyst IT)" <martin@catalyst.net.nz> writes:
> Thanks for the clarification. I am curious, however: I can't find a
> means to achieve the same effect in a deterministic manner. Any pointers?

How about

SELECT nextval('seq');       -- ignore result

INSERT INTO ... VALUES (currval('seq'), currval('seq'));

            regards, tom lane

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