Cumulative sum of previous rows
I had an update statement that took 3 minutes to run after this code change it took 6 seconds.
2015-03-27 (first published: 2014-05-08)
34,324 reads
Ben Kubicek
- Interests: Jesus, playing guitar singing, most sports, running, biking, triathlons
2015-02-17
1,952 reads
2015-01-26
12,057 reads
Never give up
When facing a problem you aren't sure you can solve, keep working on it and believe in yourself.
2014-07-08
233 reads
Why Primary Keys can be important on large tables
I inherited a database that was getting large and not performing well. After adding primary keys life got better.
2014-06-30
14,706 reads
2014-06-17
225 reads
Try to focus on the positive
When we focus on negative things we get more negative. Be thankful for something positive.
2014-06-10
173 reads
What is your default database set to?
Some people set their default database to the database they use most often. This can cause issues when a restore fails.
2013-11-14
7,505 reads
2012-12-19
2,245 reads
A simple math expression solver
Ben Kubicek wrote a recursive function that solves simple math expressions in a select statement. Read about this creative use of T-SQL.
2011-11-21
5,917 reads
Blogs
RANK() vs DENSE_RANK(): #SQLNewBlogger
By Steve Jones
I haven’t done one of these in awhile, but I saw an article recently...
Using CAT for Testing of Data Agents
In last months one of the scenarios where you can use AI has been...
Are you getting value from your reporting?
By ChrisJenkins
Do you spend so long manipulating your data into something vaguely useful that you...
Forums
Creating JSON II
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Engineer Lessons
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Question of the Day
Creating JSON II
On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( N'City':N'Denver' RETURNING JSON) GOSee possible answers