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Re: some possible parser cleaning: drop support column(table) syntax - Mailing list pgsql-hackers

From Pavel Stehule
Subject Re: some possible parser cleaning: drop support column(table) syntax
Date
Msg-id 162867790910220847o429db6fdraa76fa4d7afd69c1@mail.gmail.com
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In response to Re: some possible parser cleaning: drop support column(table) syntax  (Tom Lane <tgl@sss.pgh.pa.us>)
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2009/10/22 Tom Lane <tgl@sss.pgh.pa.us>:
> Pavel Stehule <pavel.stehule@gmail.com> writes:
>> 2009/10/22 Tom Lane <tgl@sss.pgh.pa.us>:
>>> It is not --- it's the recommended solution for emulating computed
>>> columns.  The column-as-f(x) direction maybe isn't terribly exciting,
>>> but the function-as-x.col direction definitely is.
>
>> is it documented?
>
> Yes, see "SQL Functions on Composite Types" (34.4.2 as of CVS HEAD),
> down near the end of that subsection.
>

ok, thank you
Pavel

>                        regards, tom lane
>

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