Re: tsearch2 headline() query subselect help

From: Jeff Davis <pgsql(at)j-davis(dot)com>
To: John Smith <jayzee(dot)smith(at)gmail(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: tsearch2 headline() query subselect help
Date: 2007-01-11 01:13:05
Message-ID: 1168477985.2411.7.camel@dogma.v10.wvs
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On Wed, 2007-01-10 at 19:14 -0500, John Smith wrote:
> guys,
> how'd i make this query work?
> select headline(select column_1 from table_1 where to_tsvector
> (column_1) @@ to_tsquery('ftp'),'ftp'::tsquery);
> ERROR: syntax error at or near "select" at character 17
>

When passing a subselect as an argument to a function, you need to put
it in parenthesis, like so:

select myfunction((select ... from ...),'');

Regards,
Jeff Davis

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