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
2,646 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
3,039 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
Master SQL Subqueries with This Free Course
Want to boost your SQL game? Check out this free course, SQL Subqueries: Real-World...
Removing the REST Endpoint in the Data API Builder
By Steve Jones
The more I work with the Data API Builder (DAB), the more I lean...
T-SQL Tuesday #182: Personal Integrity
By Steve Jones
It’s time for the first T-SQL Tuesday blog of 2025, with an invite from...
Forums
orphaned users in sys.sysusers
Hi everybody, we got 2 entries in this table [myDatabase].[sys].[sysusers] Is there a possibility...
TDE for multiple databases and severs
We are self hosting sql servers, we are not using Azure for sql servers....
Help with parent/child query please
Hi everyone, Trying to get this data to the following format but I can't...
Question of the Day
Sparse Column Storage
When does a column declared as SPARSE use no storage?
See possible answers