Friday, March 20, 2015

DB2 for z/OS: Non-Disruptively Altering a Native SQL Procedure

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Not long ago, I was contacted by a DB2 for z/OS DBA who wanted to run a situation by me. On one of his organizations' mainframe DB2 syst...
Thursday, February 19, 2015

Of DB2 Connect "Gateway" Servers and DB2 for z/OS DSNL030I Authentication Messages

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A few days ago I received a note in which a DBA reported strange and inconsistent information in some DSNL030I messages that were generated ...
9 comments:
Thursday, February 12, 2015

The New IBM z13 Mainframe: A DB2 for z/OS Perspective

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Last month, IBM announced the z13 -- the latest generation of the mainframe computer. The z13 is chock full of great technical features, an...
Saturday, January 31, 2015

DB2 for z/OS: Native SQL Procedures and STAY RESIDENT

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A couple of days ago, I received from a DB2 for z/OS professional a question about stored procedures. This individual asked specifically abo...
Monday, January 26, 2015

A Java Program, a COBOL Program, and a DB2 Update - An Interesting Case Study

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Not long ago, an IBM colleague of mine who is a WebSphere Application Server (WAS) for z/OS specialist sent to me and to a few other IBMers ...
6 comments:
Monday, December 22, 2014

DB2 for z/OS: Time to go Bold and Big with System z Memory

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With 2015 right around the corner, many people are probably starting to ponder their new year's resolutions -- the things they aim to do...
Monday, November 24, 2014

DB2 for z/OS: How Low Can Synchronous Read Wait Time Go?

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Short answer: lower than I'd previously thought. Short explanation: solid-state drives. OK, backstory: I was recently analyzing some...
3 comments: