2015-05-01
1,798 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)
27,250 reads
2014-03-27
2,362 reads
2013-06-05
2,451 reads
2013-05-10
2,260 reads
2012-05-11
3,357 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
27,541 reads
2010-06-17
3,956 reads
2010-04-07
4,055 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
Blogs
Are you getting value from your reporting?
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The Book of Redgate: SQL Server Central
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Microsoft Security Changes and SQL Server
Comments posted to this topic are about the item Microsoft Security Changes and SQL...
Expanding into Print
Comments posted to this topic are about the item Expanding into Print
Downtime Caused by the Postgres Transaction ID Wraparound Problem
Comments posted to this topic are about the item Downtime Caused by the Postgres...
Question of the Day
The String Distance I
In SQL Server 2025, what is returned by this code:
SELECT EDIT_DISTANCE('Steve', 'Stan')
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