Welcome to Datavail’s Blog, where you can read the latest insights, tips and opinions of our experts on all things data and technology.
Null Follow-up: IS [NOT] DISTINCT FROM
Datavail consultant Craig Mullins blog on Null Follow-up.
Understanding what nulls are, and how best to use them, can help you to create usable Db2 databases and design useful and correct queries in your Db2 applications.
Is your organizations managing their database infrastructure properly? Craig Mullins discusses db2 best practices here in a new blog post.
Production data is information that is stored and used by professionals to conduct business processes. It must be managed to ensure its value to the organization
Which is better? “BETWEEN” vs “
As with most Db2 (and, indeed, IT) issues, the correct answer is “it depends!” Let’s dig a bit deeper to explain what I mean.
SQL Statements: Replacing UNION with CASE
CASE statements are very powerful and you should use them when you can to create elegant and optimal SQL in your DB2 applications.
Quick Thoughts on DB2 Performance
Database performance issues are all about change. Craig Mullins explains in latest blog post.
Reading Things That Aren’t There… and Missing Things That Are!
New blog post takes you through a couple DB2 features in order to help you read your data in the database correctly.
Data Types: The Importance of Choosing the Correct Data Type
Most DBAs have struggled with the pros and cons of choosing one data type over another. This blog post discusses different situations.