Re: NOT EXIST for PREPARE

From: Yury Zhuravlev <u(dot)zhuravlev(at)postgrespro(dot)ru>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: <pgsql-hackers(at)postgresql(dot)org>, Tatsuo Ishii <ishii(at)postgresql(dot)org>
Subject: Re: NOT EXIST for PREPARE
Date: 2016-03-22 13:51:26
Message-ID: e1375b4c-e690-41cb-af2b-7fd43bb307d9@postgrespro.ru
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Andres Freund wrote:
> you'd still need to compare the
> statement somehow

You right, I think about that as syntax sugar. Maybe with some performance
increase but hardly. We can save on a round trip.

It may be necessary to add an index on the field "statement"?

Thanks.
--
Yury Zhuravlev
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company

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