Re: Speeding up loops in pl/pgsql function

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От Alex Hunsaker
Тема Re: Speeding up loops in pl/pgsql function
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Msg-id BANLkTin52zF59YU-CO7NQifjAw3WsQWFSg@mail.gmail.com
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Ответ на Re: Speeding up loops in pl/pgsql function  ("Reuven M. Lerner" <reuven@lerner.co.il>)
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On Wed, May 25, 2011 at 12:45, Reuven M. Lerner <reuven@lerner.co.il> wrote:
> Hi, Alex.  You wrote:

>> I think select E'\XXX' is what you are looking for (per the fine
>> manual:
>> http://www.postgresql.org/docs/current/static/datatype-binary.html)
>
> I didn't think that I could (easily) build a string like that from digits in
> a variable or a column, but I'll poke around and see if it can work.

Well, if you build '\XXX' you can call escape(..., 'escape') on it
like I did with the regex above.

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