2015-05-01
1,801 reads
NULL
Database Design Follies: NULL vs. NOT NULL
It sounds simple enough. Either your column will always have a value or it may not. Yet somehow such a seemingly simple decision can become a never-ending debate where database schema begins to resemble superstition and designing effective tables seems more contentious than you expected it to be.
2016-02-26 (first published: 2014-10-30)
27,389 reads
2014-03-27
2,364 reads
2013-06-05
2,453 reads
2013-05-10
2,263 reads
2012-05-11
3,358 reads
Working with null values in SQL XML
We all know NULL values must be dealt with carefully in T-SQL, but how exactly do you best deal with them in SQL XML?
2010-10-26
27,778 reads
2010-06-17
3,964 reads
2010-04-07
4,057 reads
Accommodating Null Values in SQL Server
The key to working with null values properly is to accommodate them consistently. Learn a few tricks that will help you do just that.
2009-09-16
4,497 reads
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How Clustering can be Used as a Preprocessing Technique for Classification in Azure Machine Learning
Comments posted to this topic are about the item How Clustering can be Used...
Question of the Day
Moving the Error Log
How can I change the location in which the SQL Server error log is written in SQL Server 2025?
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