Re: Tracking changes in large datasets over time

2008-07-20 Thread Jake Peavy
On 7/19/08, Rob Wultsch [EMAIL PROTECTED] wrote: On Sat, Jul 19, 2008 at 6:54 AM, Jake Peavy [EMAIL PROTECTED] wrote: I may be wrong, but I think you could accomplish this through the use of triggers. Triggers are designed to monitor data change activity. -jp Good thought. Using

MySQL Magazine Summer Issue Released

2008-07-20 Thread B. Keith Murphy
The next issue of MySQL Magazine is now available for download. Get it while it is hot! At forty-two great pages it is our biggest and best issue yet. This issue is anchored by the first annual MySQL Usage Survey results. Downloads at the MySQL Magazine homepage: http://www.mysqlzine.net Thanks

MySQL server statistics

2008-07-20 Thread Yves Goergen
Hello, I've installed MySQL server 5.0 and have written a small statistics script that regularly checks the number of connections and queries to the server, which I can then view in a diagram. But sometimes it just says that at a time, unusually many connections or queries have been made to

Re: MySQL server statistics

2008-07-20 Thread Rob Wultsch
On Sun, Jul 20, 2008 at 1:33 PM, Yves Goergen [EMAIL PROTECTED] wrote: Hello, I've installed MySQL server 5.0 and have written a small statistics script that regularly checks the number of connections and queries to the server, which I can then view in a diagram. But sometimes it just says

Re: Suggestion Setting For Highload Server

2008-07-20 Thread sangprabv
Hi Mike, I don't understand with the delete the 'deleted' rows. Can you explain me more? And about the RAM, yes we are going to upgrade it. The application opens 1000 simultan connections to service the requests For the tables, we have 2 identical tables, the flow will be like this. First when

Re: Tracking changes in large datasets over time

2008-07-20 Thread Rob Wultsch
On Sat, Jul 19, 2008 at 4:18 AM, Rob Wultsch [EMAIL PROTECTED] wrote: On Fri, Jul 18, 2008 at 3:46 PM, Rob Wultsch [EMAIL PROTECTED] wrote: I'm sure there is a way to write this in a single query, but I bet it it is ugly as heck, probably with a bunch of derived tables. INSERT INTO balances

Re: Insert ... select ... On Duplicate Update Question

2008-07-20 Thread Perrin Harkins
On Sun, Jul 20, 2008 at 12:12 AM, mos [EMAIL PROTECTED] wrote: Is there a way to get Insert ... select ... On Duplicate Update to update the row with the duplicate key? That's what it does. Why can't it do this? What makes you think it can't? - Perrin -- MySQL General Mailing List For