Re: [HACKERS] Re: External search engine, advice

[Tom Lane]

mlw <[EMAIL PROTECTED]> writes:
> freedb=# select * from cdsongs where songid = ftss_results() ;
> ERROR:  Set-valued function called in context that cannot accept a set

'=' is a scalar operation.  Try

select * from cdsongs where songid IN (select ftss_results());

                        regards, tom lane

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