Re: Slow join... Big table

2001-07-12 Thread Mike W. Baranski
Don Read wrote: > > On 11-Jul-01 Mike W. Baranski wrote: > > Awsome answers! I'll clear a few things up where appropriate > > > > Don Read wrote: > > > > >> > >> > >> Why the LEFT JOINS ? > >> They're (mostly) used for finding set membership; whenever you see > >> 'LEFT JOIN b' without s fo

Re: Slow join... Big table

2001-07-11 Thread Don Read
On 11-Jul-01 Mike W. Baranski wrote: > Awsome answers! I'll clear a few things up where appropriate > > Don Read wrote: >> >> >> Why the LEFT JOINS ? >> They're (mostly) used for finding set membership; whenever you see >> 'LEFT JOIN b' without s following 'b IS [NOT] NULL' clause 'tis t

Re: Slow join... Big table

2001-07-11 Thread Mike W. Baranski
Awsome answers! I'll clear a few things up where appropriate Don Read wrote: > > On 11-Jul-01 Mike Baranski wrote: > > I was wondering if anyone had any suggestions on the following problem. I > > have a table with about 7 million rows, and I'm using the following > > join:CREATE TABLE badge_h

RE: Slow join... Big table

2001-07-11 Thread Don Read
On 11-Jul-01 Mike Baranski wrote: > I was wondering if anyone had any suggestions on the following problem. I > have a table with about 7 million rows, and I'm using the following > join:CREATE TABLE badge_history_resolved SELECT badge_history.id AS id, > badge_history.xact_date AS xact_date, ba

Slow join... Big table

2001-07-11 Thread Mike Baranski
I was wondering if anyone had any suggestions on the following problem. I have a table with about 7 million rows, and I'm using the following join:CREATE TABLE badge_history_resolved SELECT badge_history.id AS id, badge_history.xact_date AS xact_date, badge_history.xact_time AS xact_time, badg