2020-01-20
829 reads
T-SQL
Introduction to Gaps and Islands Analysis
T-SQL window functions simplify solving many complex queries. In this article, Edward Pollack demonstrates how the functions can be used to find gaps and islands in a dataset.
2020-01-16
2020-01-13
810 reads
2020-01-06
1,070 reads
2020-01-03
810 reads
2019-12-31
874 reads
Do You Have REFERENCES?
The logic for referential integrity can be implemented in application code, but to make sure that it is enforced, include foreign key constraints in the database design instead. In this article, Joe Celko talks about the history of references in SQL and the options available today.
2019-12-27
2019-12-24
927 reads
2019-12-19
261 reads
T-SQL script to purge all the tables including foreign key references
T-SQL script to purge all the tables including foreign key references. The script has been made smart enough to use TRUNCATE wherever there is no foreign key reference and to use DELETE wherever there is foreign key reference.
2019-12-10
2,598 reads
Blogs
Rolling Back a Broken Release
By Steve Jones
We had an interesting discussion about deployments in databases and how you go forward...
A bespoke reporting solution doesn’t have to cost the earth
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
Presenting with Visual Studio Code
A while back I wrote a quick post on setting up key mappings in...
Forums
Remotely Engineer Fabric Lakehouse objects: The Fabric Modern Data Platform
Comments posted to this topic are about the item Remotely Engineer Fabric Lakehouse objects:...
Creating JSON III
Comments posted to this topic are about the item Creating JSON III
Testing is Becoming More Important
Comments posted to this topic are about the item Testing is Becoming More Important
Question of the Day
Creating JSON III
In a SQL Server 2025 table, called Beer, I have this data:
BeerIDBeerName 1Becks 2Fat Tire 3Mac n Jacks 4Alaskan Amber 8KirinI run this code:
SELECT JSON_OBJECTAGG(
BeerID: BeerName )
FROM beer;
What are the results? See possible answers