2015-05-01
1,802 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)
27,416 reads
2014-03-27
2,367 reads
2013-06-05
2,455 reads
2013-05-10
2,266 reads
2012-05-11
3,359 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
27,829 reads
2010-06-17
3,966 reads
2010-04-07
4,059 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
T-SQL Tuesday #201 Round-Up: Temp Tables, Friend or Foe?
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Forums
Admin Rights for Everyone
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Kerberos Authentication for Aurora PostgreSQL: Mapping AD Groups to Database Roles
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RegEx Functions I
Comments posted to this topic are about the item RegEx Functions I
Question of the Day
RegEx Functions I
Which of these RegEx functions need compatibility level 170 in SQL Server 2025?
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