News, views, and items of interest on IBM's Db2 database management system and mainframes.
Showing posts with label
constraints
.
Show all posts
Showing posts with label
constraints
.
Show all posts
Thursday, July 06, 2023
Top 10 Db2 Performance Tips - No. 2: Optimize Database Design
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A well-designed database schema forms the foundation of a high-performing and efficient IBM Db2 database... and therefore, also serves as th...
Monday, May 05, 2014
Using Check Constraints to Simulate Domains
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Check constraints are a very useful, though somewhat underutilized feature of DB2. Check constraints enable enhanced data integrity without...
Sunday, September 01, 2013
Top Ten Common SQL Mistakes (with DB2 for z/OS)
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There are many different types of development mistakes that can be made when you are coding a complex application system. But probably the ...
Tuesday, May 26, 2009
Ensuring Data Integrity is a Tricky Business
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The term "data integrity" can mean different things to different people and at different times. But at a high level, there really ...
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