Re: LIMIT and SUBQUERIES
| От | Christoph Haller |
|---|---|
| Тема | Re: LIMIT and SUBQUERIES |
| Дата | |
| Msg-id | 3E65FA8B.352136E@rodos.fzk.de обсуждение |
| Ответ на | LIMIT and SUBQUERIES (cprice@hrdenterprises.com (Chris)) |
| Ответы |
Re: LIMIT and SUBQUERIES
|
| Список | pgsql-sql |
> > So anyway, I have the query that is working - but it returns all > records for all owners, when what I really want to do is return the > top 5 per each owner. > I've seen a lot of questions like this on the list before about filtering result sets. Within the most replies, people were told to use middleware stuff like perl, awk, sed, ... to filter out unwanted rows, because SQL was not intended to do so. Incidentally, I've seen http://techdocs.postgresql.org/guides/SetReturningFunctions Maybe this is more useful than telling you 'use a script'. Regards, Christoph
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