> I have serious performance problems with the following type of queries: > > Doesnt looks too bad to me, but i'm not that deep into sql query > optimization. However, these type of query is used in a function to > access a normalized, partitioned database, so better performance in this > queries would speed up the whole database system big times. > Any suggestions here would be great. I allready tested some things, > using inner join, rearranging the order of the tables, but but only > minor changes in the runtime, the version above seemed to get us the > best performance. Can you send the table definitions of the tables involved in the query, including index information? Might be if we look hard enough we can find something. Peter ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq