Advent of Code – Day 4
Day 4 of the Advent of Code has us mining for data in MD5 hashes, which is out of the comfort zone for a SQL DBA to say the...
2015-12-24
2 reads
Day 4 of the Advent of Code has us mining for data in MD5 hashes, which is out of the comfort zone for a SQL DBA to say the...
2015-12-24
2 reads
If you want your skills to be sharp, you practice. If you want to get yourself to actually do practice, you call it a “challenge”. This is what the...
2015-12-23
10 reads
We’ve been using the wrong data types for all the wrong reasons. DBAs, developers, data architects, etc. have all been...
2015-12-21
984 reads
A Clustered Index is not another term for Primary Key, and more thought should be put into the key columns...
2015-12-16 (first published: 2015-12-14)
2,527 reads
Data compression is often misunderstood to cost CPU in exchange for smaller size on disk. Somewhat true, but that simple...
2015-12-08
1,131 reads
I love working with indexes, and I need to know what’s using them to work on them intelligently. Most of...
2015-12-08 (first published: 2015-12-01)
2,013 reads
Reading the SQL Server Error Log is miserable. It contains very useful information you should address as soon as possible,...
2015-11-16
688 reads
I write on my blog and get a couple comments at best. I talk at conferences and a large part of...
2015-11-06 (first published: 2015-11-02)
645 reads
Extended Events is supposed to be taking over for most of Profiler and server-side tracing functionality, but there were people...
2015-10-26
1,514 reads
There’s a trick to technical interviews. Every question is looking for integrity first, and intelligence and energy second. This is...
2014-05-23 (first published: 2014-05-13)
2,774 reads
By Steve Jones
I had an idea for an animated view of a sales tool, and started...
Next Monday, February 9, 2026, my one-day live online training SQL Server Query Tuning...
By Steve Jones
One of the features we advocates have been advocating for is a better way...
Comments posted to this topic are about the item Level 28: DAX Text Functions:...
Comments posted to this topic are about the item Creating JSON I
Comments posted to this topic are about the item Expensive CPUs
On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( 'City':'Denver') GOSee possible answers