Re: denormalization/E-T-L help

2005-03-24 Thread Mathew Ray
is increasing quite drastically as I pile on more variable comparisons... I am guessing because I am increasing that number of comparisons that must be done... Thanks, Mathew [EMAIL PROTECTED] wrote: Mathew Ray <[EMAIL PROTECTED]> wrote on 03/24/2005 10:42:51 AM: Been searching for a while a

denormalization/E-T-L help

2005-03-24 Thread Mathew Ray
Been searching for a while and can't seem to come up with any good answers to this - I have a normalized structure of about 5 tables that I need to denormalize into one big representation of the entire structure. Anyone know of a good tool or resource to 'flatten' my tables easily? I've got a

Re: select where multiple joined records match

2005-02-17 Thread Mathew Ray
I am guessing the long duration is caused by having to do complete table scans. How big is your dataset? What about creating another index in resource_goals that includes GoalNumber and ResourceID? Perhaps even Subject, Grade, and NumericGrade As I learned just a couple days ago, making sur

Re: mysql heartbeat

2005-02-17 Thread Mathew Ray
is zabbix (http://www.zabbix.com), its very easy to setup and personally I think its excellent. It may be overkill if you just want to check a db is up though -Original Message- From: Mathew Ray [mailto:[EMAIL PROTECTED] Sent: Thursday, 17 February 2005 2:35 AM To: mysql

Re: mysql heartbeat

2005-02-16 Thread Mathew Ray
though... ~mathew Michael Dykman wrote: On Wed, 2005-02-16 at 10:35, Mathew Ray wrote: Has anyone used or built a db monitoring tool for MySQL? I have come across various system-level heartbeat tools, but I am specifically looking for a solution that will work on Win2K Server and RedHat boxes

mysql heartbeat

2005-02-16 Thread Mathew Ray
Has anyone used or built a db monitoring tool for MySQL? I have come across various system-level heartbeat tools, but I am specifically looking for a solution that will work on Win2K Server and RedHat boxes, as we have several servers that each run different instances of mysql. No replication o

Re: join speed vs. 2 queries

2005-02-15 Thread Mathew Ray
M data INNER JOIN names ON data.name_id=names.id INNER JOIN values ON data.value_id=values.id WHERE data.campaign_id = 22 AND names.name = 'content' AND values.value = 'index' PB - Mathew Ray wrote: Newbie on the list here having a bit of confusion at the moment

join speed vs. 2 queries

2005-02-14 Thread Mathew Ray
Newbie on the list here having a bit of confusion at the moment why an INNER JOIN is taking so long... I have replaced a few column names to make it a bit more succinct: SELECT COUNT(*) FROM data, values, names WHERE data.campaign_id = 22 AND names.name = 'content' AND values.value = 'index' AND