Re: [HACKERS] Any optimizations to the join code in 7.1?

2001-04-27 Thread Bruce Momjian
ll in shock) > > Mike Mascari > [EMAIL PROTECTED] > > -Original Message- > From: Tom Lane [SMTP:[EMAIL PROTECTED]] > Sent: Wednesday, April 25, 2001 12:42 PM > To: [EMAIL PROTECTED] > Cc: '[EMAIL PROTECTED]' > Subject: Re: [HACKERS] Any opti

RE: [HACKERS] Any optimizations to the join code in 7.1?

2001-04-27 Thread Mike Mascari
: Wednesday, April 25, 2001 12:42 PM To: [EMAIL PROTECTED] Cc: '[EMAIL PROTECTED]' Subject: Re: [HACKERS] Any optimizations to the join code in 7.1? Mike Mascari <[EMAIL PROTECTED]> writes: > I have a particular query which performs a 15-way join; You should read http:/

Re: [HACKERS] Any optimizations to the join code in 7.1?

2001-04-25 Thread Tom Lane
Mike Mascari <[EMAIL PROTECTED]> writes: > I have a particular query which performs a 15-way join; You should read http://www.postgresql.org/devel-corner/docs/postgres/explicit-joins.html regards, tom lane ---(end of broadcast)---

[HACKERS] Any optimizations to the join code in 7.1?

2001-04-25 Thread Mike Mascari
Hello. I have a particular query which performs a 15-way join; I believe in normalization ;-). Under 7.0.3, using the defaults where GEQO is enabled after 11, the query (which returns 1 row) takes 10 seconds. With GEQO turned off, it takes 18 seconds. Naturally I intend to upgrade as soon as