Work of art – the intra query parallelism deadlock graphs
Look at some of the graphs produced by the intra query parallelism deadlocks, below.
Bart Duncan explains this “phenomenon” (bug, rather)...
2015-09-10
1,378 reads
A look on the CXPACKET wait type
I was given a task to optimize a black-box application. I wasn’t able to see its code, but the database was open for analysis. I caught the queries from...
2015-09-10
41 reads
A look on the CXPACKET wait type
I was given a task to optimize a black-box application. I wasn’t able to see its code, but the database was open for analysis. I caught the queries from...
2015-09-10
9 reads
A look on the CXPACKET wait type
I was given a task to optimize a black-box application. I wasn’t able to see its code, but the database...
2015-09-10
376 reads
A look on the CXPACKET wait type
I was given a task to optimize a black-box application. I wasn’t able to see its code, but the database...
2015-09-10
702 reads
The #TSQL2sday #70 roundup
Time for the T-SQL Tuesday #70 roundup! I asked people for their best enterprise management strategies, and they responded beautifully....
2015-09-10
766 reads
IT/Dev Connections conference sessions next week
Next week is the wonderful IT/Dev Connections conference in Las Vegas, and I’m proud to announce that I’m presenting two...
2015-09-10
481 reads
Why is my tSQLt test not running?
I wrote a test earlier and forgot one of the two cardinal rules about tSQLt so I was running my...
2015-09-24 (first published: 2015-09-10)
1,233 reads
Why is my tSQLt test not running?
I wrote a test earlier and forgot one of the two cardinal rules about tSQLt so I was running my...
2015-09-10
46 reads
Why is my tSQLt test not running?
I wrote a test earlier and forgot one of the two cardinal rules about tSQLt so I was running my...
2015-09-10
53 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 dylan0@ADVENTURE-WORKS.COM 8 Diane1@ADVENTURE-WORKS.COMIf 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