My question is why would you put an offset in a query designed to return a row count without grouping and ordering?
> Date: Fri, 5 Aug 2011 22:51:24 +1200
> Subject: [GENERAL] Select count with offset returns nothing.
> From: timuckun@gmail.com
> To: pgsql-general@postgresql.org
>
> I am using a library which is emitting SQL like this SELECT COUNT(*)
> FROM batches LIMIT 15 OFFSET 15 the library fails because on postgres
> this query returns nothing (not even zero as a result). Presumably it
> returns some valid value on mysql and other databases.
>
> Other than hacking the library is there anything I can do?
>
> Oddly enough SELECT count(*) FROM batches LIMIT 15 returns the full
> count of the table. Presumably the count has to be done on a subquery
> right?
>
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