Re: In plpgsql: difference between := and =

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От Tom Lane
Тема Re: In plpgsql: difference between := and =
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Msg-id 9399.1144902284@sss.pgh.pa.us
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Ответ на Re: In plpgsql: difference between := and =  (David <dbree@duo-county.com>)
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David <dbree@duo-county.com> writes:
> On Wed, Apr 12, 2006 at 08:43:20PM -0400, Tom Lane wrote:
>> There is no difference between := and = in plpgsql: the scanner treats
>> them as the same token.

> I can almost picture seeing the statement that you _must_ use ":=" in a
> variable assignment, and that there was a difference, but apparently I
> dreamed it or it's a fact in some other application.

I think that only the := variant is shown in the documentation, but they
work the same.

            regards, tom lane

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