In the simplest terms, a NULL value represents an unknown value. It's unknown in the sense that the value is: missing from the system, may not be applicable in the current situation, or might be added later. NULL values are different than any other value and are sometimes hard to compare and handle.
2007-09-20
3,550 reads
The Cincinnati SQL Server Users group is getting going again with a meeting on Tuesday, September 25th. If you are in the area, check out the details.
2007-09-20
2,473 reads
SQL Server 2005 allows DBAs to set configurations for SSIS packages outside the package to facilitate a smooth transition between different environments.
2007-09-19
3,321 reads
This article discusses: How SQL injection attacks work, Testing for vulnerabilities, Validating user input, Using .NET features to prevent attacks, and Importance of handling exceptions
2007-09-19
4,869 reads
In the latest in their popular series on 'Unit Testing' database development work , Alex K and Alex S give some examples of unit testing Database Modifications
2007-09-18
3,422 reads
We've compiled a list of our dozen most popular tips in the area of upgrading to SQL Server 2005 and they run the gamut.
2007-09-18
4,268 reads
An article explaining where to find packages when saved to SQL Server.
2007-09-17
3,092 reads
2007-09-14
3,449 reads
Business Intelligence Architect Bill Pearson introduces the basic .Properties function, within the first of a two-part article surrounding this important member of our MDX toolsets.
2007-09-14
2,842 reads
Optimize the performance of a database which includes history or status tables.
2007-09-13
2,625 reads
By Steve Jones
If you’ve wanted a SQL Server MCP server for your databases, it’s available. The...
Introducing azsql-migration-test, a small open-source CLI that validates your Azure SQL Database migrations against...
By DataOnWheels
I have been asked many times about how the name “Data on Wheels” came...
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On SQL Server 2025, does DBCC CHECKDB support Memory-Optimized tables?
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