Using a Staging Environment for Tracking Down Bugs
A discussion why having a staging environment with data that mirrors production is vital to tracking down issues.
Being able to...
2011-06-08
2,124 reads
Using Nightly Populated Tables For Faster SQL Queries
A discussion about nightly populated tables and how they have reduced SQL Server load.
What’s more important – speed or data accuracy/quality...
2011-06-05
1,276 reads
Avoiding OR Conditions with Joins
Why OR conditions in join statements should be avoided and an example fix.
OR conditions and join statements – some things just...
2011-06-03
2,634 reads
SQL Exercise During Candidate Interview Process
A discussion of how BPS uses a SQL exercise for candidates and why it is helpful.
At the Boston Public Schools,...
2011-06-01
2,700 reads
SQL Query Run Time Estimation
A followup to a post about subqueries with an estimation for how long it would take for the query to...
2011-05-30
3,018 reads
Using Views for Faster SQL Query Development
A discussion of how views give a more denormalized means for querying against normalized tables.
Ad-hoc reports are frequently requested at...
2011-05-28
836 reads
Random Ordering of Results using NEWID
A discussion of how NEWID can be used to help randomize the results returned from a SQL query.
A scenario I...
2011-05-26
1,133 reads
Efficiency of Subqueries and OR conditions in SQL
A discussion of how joins significantly outperform subqueries and how this is more evident when OR conditions are involved.
SQL queries...
2011-05-25
936 reads
Double digits in posts!
Thank you to everyone reading this site - Please enjoy your stay!
HelpWithSQL has hit double digits in posts! I hope everyone...
2011-05-24
608 reads
SQL Joins and Subqueries
A discussion about SQL joins and subqueries with information about how to format join statements properly.
In any non-trivial task, developers...
2011-05-22
1,092 reads
Blogs
My 2024 in Data: Music
By Steve Jones
This is my last week of the year working (I guess I come back...
A New Word: Suente
By Steve Jones
suente– n. the state of being so familiar with someone that you can be...
Side Projects
Anyone (everyone?) who has ever tried to learn a programming language knows that to...
Forums
Timeout Error while executing a TSQL statement in Sql server Express Edition
I am getting the below error when I execute a SQL command in SQL...
Timeout Error while executing a TSQL statement in Sql server Express Edition
I am getting the below error when I execute a SQL command in SQL...
Sql script replace and rearrange numbers
Hi everyone. I have this table and this information. (left side of the image)...