[PERFORM] Query optimization with X Y JOIN

2006-01-26 Thread J
Hey guys, how u been. This is quite a newbie question, but I need to ask it. I'm trying to wrap my mind around the syntax of join and why and when to use it. I understand the concept of making a query go faster by creating indexes, but it seems that when I want data from multiple tables

Re: [PERFORM] Query optimization with X Y JOIN

2006-01-26 Thread Craig A. James
First, this isn't really the right place to ask -- this forum is about performance, not SQL syntax. Second, this isn't a question anyone can answer in a reasonable length of time. What you're asking for usually is taught in a class on relational database theory, which is typically a semester

Re: [PERFORM] Query optimization with X Y JOIN

2006-01-26 Thread J
11:12 AM Subject: Re: [PERFORM] Query optimization with X Y JOIN First, this isn't really the right place to ask -- this forum is about performance, not SQL syntax. Second, this isn't a question anyone can answer in a reasonable length of time. What you're asking for usually is taught

Re: [PERFORM] Query optimization with X Y JOIN

2006-01-26 Thread Joshua D. Drake
[EMAIL PROTECTED] wrote: If I want my database to go faster, due to X then I would think that the issue is about performance. I wasn't aware of a paticular constraint on X. I have more that a rudementary understanding of what's going on here, I was just hoping that someone could shed some

Re: [PERFORM] Query optimization with X Y JOIN

2006-01-26 Thread Richard Huxton
[EMAIL PROTECTED] wrote: If I want my database to go faster, due to X then I would think that the issue is about performance. I wasn't aware of a paticular constraint on X. You haven't asked a performance question yet though. I have more that a rudementary understanding of what's going on

Re: [PERFORM] Query optimization with X Y JOIN

2006-01-26 Thread J
Yes, that helps a great deal. Thank you so much. - Original Message - From: Richard Huxton dev@archonet.com To: [EMAIL PROTECTED] Cc: pgsql-performance@postgresql.org Sent: Thursday, January 26, 2006 11:47 AM Subject: Re: [PERFORM] Query optimization with X Y JOIN [EMAIL PROTECTED