Slowly changing dimensions using T-SQL MERGE
Of all the technical solutions to the problem of slowly changing dimensions, the T-SQL MERGE statement is one of the most elegant.
2011-06-20
41,712 reads
Of all the technical solutions to the problem of slowly changing dimensions, the T-SQL MERGE statement is one of the most elegant.
2011-06-20
41,712 reads
Learn to use recursion to determine which row caused your merge statement to fail in this article.
2010-11-02
16,636 reads
2009-08-21
3,679 reads
By HeyMo0sh
As someone who’s worked with data for over 20 years and with many cloud...
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2025 belongs to the AI startups. If you peek into the tech headlines, you’ll...
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Comments posted to this topic are about the item A Quick Restore
Comments posted to this topic are about the item Guarding Against SQL Injection at...
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers