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Blogs about: Query Performance

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MySQL group by and those 3 hours

aakashd wrote 2 weeks ago: It was my pure stupidity that cost me almost 2 days of head banging, when I used inner query and per … more →

Tags: Programming, technology, Database

Data Warehouse Query Performance

tomerl wrote 6 months ago: sql server 2008 Data Warehouse Query Performance: http://technet.microsoft.com/en-us/magazine/2008.0 … more →

Tags: administration, General, SQL Server, Tips, Data Warehouse

When to re-organize a table

chenglee wrote 1 year ago: Notes from: All about chained rows @ Ask Tom Before jumping into the topic, we need to first clarify … more →

Tags: stats, maintenance, chained rows, Optimizer

DB2 LUW Performance: Table Read I/O and Overflows

Admin wrote 1 year ago: Understanding Table I/O performance is critically important to properly diagnosing the health and ef … more →

Tags: DB2, I/O Performance, Performance, query tuning, Read, TBROVP, TBRRTX

Teleran - Your Database Nanny!

dtaylor92 wrote 1 year ago: Okay – so the auditing and query management that comes with SAP BusinessObjects doesn’t … more →

Tags: Administrators, Partners, Compliance, Optimization, Teleran

Worst Performing Queries5 comments

furrukhbaig wrote 2 years ago: I have been looking for a easy way to find worst performing queries without runing Profiler and I co … more →

Tags: DMV's, Indexes, Performance, SQL Server 2005, TSql, DMV, dm_exec_query_stats, Performance Tuning, query tuning


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