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What Should a Modern Db2 for z/OS Client-Server Application Environment Look Like?

by Robert | Jul 27, 2022 | Uncategorized

The distributed data facility (aka DDF) is the component of Db2 for z/OS that enables data access by applications that connect to Db2 via TCP/IP communication links. DDF has been around for over 30 years, but especially during the past 10 years or so DDF workloads...

Db2 for z/OS: The Online Path from a Partition-by-Growth Table Space to Partition-by-Range

by Robert | Jun 27, 2022 | Uncategorized

Last month, I posted to this blog an entry on the long-awaited capability to migrate tables, in an online way, from a multi-table segmented or simple table space to multiple single-table partition-by-growth table spaces (a capability delivered with function level 508...

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

by Robert | May 31, 2022 | Uncategorized

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 entry, I noted that there was an online path (ALTER followed by online REORG) for getting from a "classic" partitioned table space...

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

by Robert | Apr 28, 2022 | Uncategorized

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 outbound message and think to myself, "Hmm. I may have written most of a blog entry there." This is one of those cases. I recently...

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

by Robert | Mar 10, 2022 | Uncategorized

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 data protection: privilege management, client authentication, data encryption and column masks/row permissions. In this part 2...
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Recent Posts

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  • What Should a Modern Db2 for z/OS Client-Server Application Environment Look Like?
  • Db2 for z/OS: The Online Path from a Partition-by-Growth Table Space to Partition-by-Range
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