Monday, May 30, 2022

Db2 for z/OS: The Online Path from a Multi-Table Table Space to Universal Table Spaces

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Back in 2014, I posted an entry to this blog on the topic of getting to universal table spaces from non-universal table spaces. In that ent...
Thursday, April 28, 2022

Db2 for z/OS: Answering Some Questions About DBATs (i.e., DDF Threads)

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Sometimes, a DBA will email me a question about  Db2 for z/OS, and I'll respond in a pretty comprehensive way, and I'll look at that...
4 comments:
Wednesday, March 9, 2022

Thoroughly Assessing Data Security in a Db2 for z/OS Environment - Part 2

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In part 1 of this two-part blog entry on thoroughly assessing data security in a Db2 for z/OS environment, I covered four aspects of Db2 da...
Thursday, February 24, 2022

Thoroughly Assessing Data Security in a Db2 for z/OS Environment - Part 1

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I regularly get questions from Db2 for z/OS people that pertain to data security. Most of the time, these questions have a pretty narrow foc...
5 comments:
Thursday, January 20, 2022

Db2 for z/OS: the REST Interface and IN-list Predicates

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I've written several blog entries on the REST interface to Db2 for z/OS, including one posted early last year . How does it work? Pretty...
Wednesday, December 29, 2021

Db2 for z/OS Data Sharing: is your Lock Structure the Right Size?

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Recently I've encountered some situations in which organizations running Db2 for z/OS in data sharing mode had lock structures that were...
36 comments:
Monday, November 29, 2021

Db2 for z/OS: -DISPLAY DDF DETAIL output, explained

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The output of the Db2 for z/OS command -DISPLAY DDF DETAIL provides a lot of very useful information in a compact form. That said, I've ...
12 comments: