Re: Why I cannot call a function from within an SQL function?

Use dollar quoting around your fiction body I'd double up on the
single quotes around the dash

  Sent from my iPhone

On Feb 20, 2009, at 8:14 AM, Eus <eus@member.fsf.org> wrote:

> Hi Ho!
>
> Sorry, let me revise the query a bit. I copied and pasted the
> original one from another big query.
>
> --- On Fri, 2/20/09, Eus <eus@member.fsf.org> wrote:
>
>> The following query works well:
>
> select count (*)
> from item_audit as ia
> where audit_ts >= '2008-05-30 00:00:00'
>       and audit_ts <= '2008-10-30 00:00:00'
>       and 'wst' != (select split_part(category, '-', 2)
>                     from description
>                     where split_part(category, '-', 1) = 'item'
>                           and shorthand = ia.status
>                    )
>
>> But, when I transform it into the following SQL function,
>> the function cannot be created barking:
>>
>> ERROR:  syntax error at or near "-"
>> LINE 6:        and $1 != (select split_part(category,
>> '-', 2)"
>>
>> create or replace function get_I(text, timestamp,
>> timestamp) returns bigint as
>> 'select count (*)
>> from item_audit as ia
>> where audit_ts >= $2
>>       and audit_ts <= $3
>>       and $1 != (select split_part(category, '-',
>> 2)
>>                  from description
>>                  where split_part(category, '-',
>> 1) = 'item'
>>                        and shorthand = ia.status
>>                 )
>> ' language sql;
>>
>> What's wrong?
>>
>> Thank you.
>
> Best regards,
> Eus (FSF member #4445)
>
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