Re: [INTERFACES] Problem using Having in a sub-query wit the Count function.
От | Ordini |
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Тема | Re: [INTERFACES] Problem using Having in a sub-query wit the Count function. |
Дата | |
Msg-id | 36F8E7B2.39310407@bo.nettuno.it обсуждение исходный текст |
Ответ на | Problem using Having in a sub-query wit the Count function. (Matthew <matt@ctlno.com>) |
Список | pgsql-general |
bug: HAVING IN SUBQUERIES ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ This is a known bug. Jose' > > We are trying to execute a query that has several sub-queries embedded > > in it. Below is a snippet of the sql code. > > > > "Select ordnum from ordinace where dept='Finance' and ordnum in > > (Select ordnum from squareview where square='A') and ordnum in (select > > ordnum from keywordview where keyword='Parade' or keyword='Public > > Gathering' group by ordnum having count(ordnum) =2)" > > > > The two tables in the sub-queries (squareview and keywordview) or > > views created between two tables. > > There are roughly about 20000 records in the keywordview view. > > > > When we execute the query, failing at the keywordview subquery, saying > > the aggregate function in the having clause must appear on the right > > side. (?) When we take the having clause out, and strictly have the > > group by, it takes 30secs to 3mins. to return with the valid > > recordset. > > > > The funny thing is, as a stand alone query on it's own, the > > keywordview query works fine. It's very quick and has no problem with > > the having clause. > > > > I was wondering if anyone else has either had this problme using > > aggregate functions with the having clause in a subquery, or could > > anyone give me any information of successfully executing something > > similar to this. > > > > Any infomation would be appreciated. > > > > Thanks in advance, > > > > Steve > > steve@ctlno.com
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