I have a table of members, about 13,000 rows.
Each night I need to shuffle the table. I have a small int column called
random_position. Currently I am creating a position list (based on the count
of the members), shuffle it, then while iterating through the members
assigning them a a position.
At 11:08 AM 11/29/2004, you wrote:
I have a table of members, about 13,000 rows.
Each night I need to shuffle the table. I have a small int column called
random_position. Currently I am creating a position list (based on the count
of the members), shuffle it, then while iterating through the
On 11/29/04 12:27 PM, mos [EMAIL PROTECTED] wrote:
Mike,
Your solution is way too complicated (it makes my head hurt).g
Try this:
set @n=0;
update tmp set rnd = @n := @n + 1 order by RAND()
Mike
I'll give this a shot. Follow-up question:
I've had a lot of trouble with RAND() on
- Original Message -
From: Mike Zornek [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Monday, November 29, 2004 12:08 PM
Subject: SQL question Trying to improve upon my PHP solution.
I have a table of members, about 13,000 rows.
Each night I need to shuffle the table. I have
On 11/29/04 1:26 PM, Rhino [EMAIL PROTECTED] wrote:
I don't think this is a question about SQL at all; I think you already know
how to write the SQL to select, insert, update or delete rows.
I think that what you really want to know is if there is a more efficient
way to shuffle your rows
At 11:53 AM 11/29/2004, you wrote:
On 11/29/04 12:27 PM, mos [EMAIL PROTECTED] wrote:
Mike,
Your solution is way too complicated (it makes my head hurt).g
Try this:
set @n=0;
update tmp set rnd = @n := @n + 1 order by RAND()
Mike
I'll give this a shot. Follow-up question:
I've had a
