RE: [PHP-WIN] Unique id Number
| From: | HKG) | Date: | Mon, 14 Jan 2002 17:03:50 +0000 |
| Subject: | RE: [PHP-WIN] Unique id Number | ||
| Groups: | php.windows | ||
| Request: | Send a blank email to php-windows+get-11429@lists.php.net to get a copy of this message | ||
From: Asendorf, John
Sent: Monday, January 14, 2002 4:49 PM
>You can, but there are a number of issues to deal with. One of the
>potential solutions is to grab the MAX value from the table id field and
>then increment that number for the next inserted record. The problem
arises
>though when you have multiple users attempting to add records...
Concurrency and update anomalies problems in the DB environment has to be
dealt with independently of auto-incremental values. These types of problems
will always arise, and thus has to be considered if they might constitute a
problem.