Re: plpgsql out parameter with select into - Mailing list pgsql-sql

From Sergey Konoplev
Subject Re: plpgsql out parameter with select into
Date
Msg-id AANLkTikfAFF1amAWeYs0MsGduoE1EDcuc2r078XsDTNj@mail.gmail.com
Whole thread Raw
In response to Re: plpgsql out parameter with select into  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-sql
2010/8/19 Tom Lane <tgl@sss.pgh.pa.us>:
>> 2010/8/18 Horváth Imre <horvath.imre@blemidon.hu>:
>>> It don't work...
>
> A function returning a scalar type cannot control the column name
> assigned to the scalar in the calling query.  To do that, you need to
> return a composite type, which means there need to be at least two OUT
> parameters if you're trying to do it via OUT-parameter names.

So we could do either

SELECT funcname INTO varname FROM funcname()

or

SELECT * INTO varname FROM funcname();

or

SELECT funcname() INTO varname

correct?


>
>                        regards, tom lane
>
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