Wishing Z Mainframe a Happy Birthday

Today, April 7, 2022, the IBM mainframe officially celebrates its 58th birthday. The IBM 360 was launched on April 7, 1964 and the world of enterprise computing has never been the same.I'm old enough to remember in the early 1990s when Stewart Alsop of...

Db2 User-Defined Functions (UDFs)

A user-defined function, or UDF for short, enables you to customize Db2 to your shop's requirements. It is a very powerful feature that  can be used to add procedural functionality, coded by the user, to Db2. The UDF, once coded and implemented...

Db2 DATE and TIME Arithmetic

After turning the last page on the 2021 calendar to embark on another year, I thought it might be a good time to reflect on date and time data... and how it can be used in Db2 for z/OS.One of the most important database design decisions you will make – for Db2 or,...