Re: Count(*) throws error

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От Tom Lane
Тема Re: Count(*) throws error
Дата
Msg-id 3405.1184190163@sss.pgh.pa.us
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Ответ на Count(*) throws error  ("Jasbinder Singh Bali" <jsbali@gmail.com>)
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"Jasbinder Singh Bali" <jsbali@gmail.com> writes:
> I'm using the following statement in my plpgsql function

> SELECT INTO no_rows COUNT(*) FROM tbl_concurrent;

> I have decalred no_rows int4 and initialized it to zero

> Running the function throws the following error:

> ERROR:  syntax error at or near "(" at character 13
> QUERY:  SELECT   $1 (*) FROM tbl_concurrent

I'll bet a nickel you have a local variable named "count" in that
function, and plpgsql is blindly trying to substitute its value into
the SQL query.  The replacement of "COUNT" by " $1 " in the query
text is the tip-off.

            regards, tom lane

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