Optional Parameters Causing Index Scans
Optional parameters in a stored procedure often lead to scans in the execution plan, reading through the entire table, even...
2014-04-15
742 reads
Simple SQL Server
Why worry about CXPACKET
Many people see CXPACKET at the top of their waits and start trying to fix it. I know this topic’s...
2014-03-11
1,622 reads
Free SQL Server Training (not a sales pitch)
My company cut the training budget this year, and it’s not that uncommon for that to happen anymore. However, I’m...
2014-03-04
1,090 reads
The Approachable DBA
DBAs are the gatekeepers, but if we make it an unpleasant process then people will find a way around the...
2014-02-13
503 reads
Cleaning up the Buffer Pool to Increase PLE
Chances are you have extra information in the buffer pool for a bad query and it’s dragging down your PLE,...
2014-01-08
2,050 reads
Indexing Fundamentals
First, lets understand what the types of indexes are. If you take a reference book, you have the two types...
2013-11-20
1,694 reads
New Job Checklist
I started a new job a month ago, but didn’t want to just figure things out as they came to...
2013-10-08
848 reads
Disaster Recovery and Business Continuity
Fires, SAN failures, tornados, and car accidents all came up today, yet it was a very good day at work. ...
2013-10-04 (first published: 2013-09-30)
2,177 reads
Monitoring and Baselines Presentation
Here’s my full presentation for SQL Saturday #250 in Pittsburgh this past Saturday along with some notes on what I...
2013-09-20
958 reads
Monitoring Database and Table Sizes
Trending database and table sizes helps give you an idea of what to expect, and, sometimes, points out problems and...
2013-09-11 (first published: 2013-09-10)
4,111 reads
Blogs
Au Revoir for now
By Steve Jones
No, I’m not quitting or retiring. Just going on vacation, but I leave tonight...
The SUM of Nothing: #SQLNewBlogger
By Steve Jones
I caught this interesting item over on Pinal Dave’s blog: Eleven Interview Questions that...
Forums
Building a SQL Server Fleet Audit That Leadership Actually Reads
Comments posted to this topic are about the item Building a SQL Server Fleet...
Smart AI Agents and Data Security
Comments posted to this topic are about the item Smart AI Agents and Data...
RegEx Functions IV
Comments posted to this topic are about the item RegEx Functions IV
Question of the Day
RegEx Functions IV
I have this data in a table in a SQL Server 2025 database:
EmailAddressID EmailAddress 7 [email protected] 8 [email protected]If I run this query, which row(s) are returned?
SELECT top 10 * FROM person.EmailAddress WHERE REGEXP_LIKE(EmailAddress, '^D', 'i') AND BusinessEntityID IN (7,8)See possible answers