Re: SELECT FROM 2 or more tables

From: Date: Thu, 21 Aug 2003 13:42:17 +0000
Subject: Re: SELECT FROM 2 or more tables
References: 1  Groups: php.db 
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You rarely want to do a join with no filters is what i was trying to get at. On Wednesday, August 20, 2003, at 04:20 PM, Ben Lake wrote:
Rarely want to do joins? That's a new one. Ben -----Original Message----- From: Brent Baisley [mailto:brent@landover.com] Sent: Wednesday, August 20, 2003 3:04 PM To: John Ryan Cc: php-db@lists.php.net Subject: Re: [PHP-DB] SELECT FROM 2 or more tables A join merges every record in one table with every record in another table, which is something you rarely want to do. So you want to set a filter on the merged records, which can be anything, but is usually a match between a field in one table and a field in another table. That's a join in two sentences or less. On Wednesday, August 20, 2003, at 03:41 PM, John Ryan wrote:
I cant grasp JOIN for the life of me
-- Brent Baisley Systems Architect Landover Associates, Inc. Search & Advisory Services for Advanced Technology Environments p: 212.759.6400/800.759.0577 -- PHP Database Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php -- PHP Database Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php -- Brent Baisley Systems Architect Landover Associates, Inc. Search & Advisory Services for Advanced Technology Environments p: 212.759.6400/800.759.0577


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