=?ISO-8859-1?Q?Andr=E9_Volpato?= <andre.volpato@xxxxxxxxxxxxxxxxxxxxx> writes: > Tom Lane escreveu: >> So I guess the question is "what is the bds_internacoes function, and >> why is it so slow?" > This function is quite fast: Well, "fast" is relative. It's not fast enough, or you wouldn't have been complaining. > We are guessing that a dual core 3.0GHz will beat up a quad core 2.2, > at least in this environmnent with less than 4 concurrent queryes. The most you could hope for from that is less than a 50% speedup. I'd suggest investing some tuning effort first. Some rethinking of your schema, for example, might buy you orders of magnitude ... with no new hardware investment. regards, tom lane