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The first edition of IBM Db2 13 for z/OS Performance Topics is now available from IBM Redbooks! It provides performance comparisons between Db2 13 and Db2 12, including high-level performance expectations when you migrate to Db2 13. Db2 13 delivers significant innovations that can improve...
By Long Tu with Paul McWilliams. Starting in function level 500 or higher with APAR PH51359 (December 2022), Db2 13 for z/OS supports stacking of certain pending data definition changes (DDL) when you use the new capability in Db2 13 to convert a table in a partition-by-growth (PBG)...
OMEGAMON Tech Summit – live in Milan, Rome and Madrid Before I get into the product update details, there are a collection of live events coming up to talk about OMEGAMON futures. These events are targeting Italian and Spanish customers with simultaneous translation being provided. See here ...
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The stability of Db2 for z/OS systems is legendary. That stability is based upon a partnership between Db2 development and the customer, where each party has a responsibility that cannot be wholly mitigated by the other. Haakon Roberts recently described the Db2 for z/OS development side of this...
With the availability of the PTF for APAR PH4789 , you can now activate Db2 13 function level V13R1M502 (FL 502) in your existing DB2 13 environments, and you can now also install Db2 13 at FL 502. No new catalog update is required for the activation of function level 502. Function level...
The stability of Db2 for z/OS systems is legendary. That stability is based upon a partnership between Db2 development and the customer, where each party has a responsibility that cannot be wholly mitigated by the other. The focus of this post is to provide insight into Db2 development’s service...
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I talk to a lot of customers about z/OS monitoring. Something that doesn’t get old is sharing screen shots of metrics on a variety of analytics platforms. Existing Extended 3270 user interface and Tivoli Enterprise Portal workspaces might show data in spreadsheet form or bar graphs with some...
Next month, why not attend the virtual Db2 User's Group meeting on September 13th & 14th? There are two tracks: Db2 for LUW Db2 for z/OS Click on over, take a look at what's on the agenda, sign up for your preferred day, and join us! #Db2 #Db2LUW #Db2Warehouse #db2z/os ...
By Frances Villafuerte with Long Tu, Regina Liu, and Paul McWilliams. Db2 13 introduces the capability to convert tables in partition-by-growth (PBG) tables spaces to partition-by-range (PBR) with a pending definition change, and little to no impact on your applications. This new capability...
Db2 13 introduces page sampling for inline statistics by Koshy John and Kate Wheat When gathering statistics, Db2 can use page sampling or row sampling. Page sampling is typically faster in both elapsed time and CPU time. The RUNSTATS utility has had the ability to do page sampling since...