Featured Blog Posts (80)

Make Non-Relational Mainframe Data accesible to Modern Analytics Applications

Extending the Value of Mainframe Data

 The vast majority of Fortune 500 companies hold large amounts of critical business data on the mainframe.  Much of this may be stored in relational structures on Db2 for z/OS.  However, there is also a wealth of data stored on non-relational mainframe data sources such as Adabas, IMS, IDMS, VSAM,  and flat files.   Take as an example a bank ATM application, or airline reservation system which may be IMS based.  IMS being a hierarchical vs.…

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Added by Jim Wankowski on February 4, 2020 at 16:00 — No Comments

Creating a Db2 for z/OS REST service to call a SQLPL

After publishing a few blogs on Db2 for zOS REST service, I start getting questions on how to create/invoke a REST service to call a SQLPL. In the following article, I am going to show you how to create and invoke such service.…

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Added by Jane Man on January 15, 2020 at 18:31 — No Comments

Db2 for z/OS Master Class sessions for 2020 are now scheduled

IBM Db2 for z/OS development is…
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Added by Paul McWilliams on January 23, 2020 at 19:30 — No Comments

Reminder Db2 11 End of Service 30th Sept - Plan your Db2 12 upgrade live webcast with clients!

Live Db2 12 Migration Planning Webcast followed by Customer Q&A Panel   

Guest Speakers:- Ute Kleyensteuber - Commerzbank  and Howard Paxton - HSBC

Dates: 26th & 27th February 2020



Remember IBM has announced…

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Added by Surekha Parekh on February 1, 2020 at 14:52 — No Comments

Call for speaker closes 18th January! IDUG Db2 Data and Al Technical in Chennai, India 2020

Latest Updates

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Added by Surekha Parekh on January 13, 2020 at 16:22 — No Comments

Call for speaker closes 18th January! IDUG Db2 Data and Al Technical in Bengaluru, India 2020

Latest Updates

  • Call for Presentations is OPEN
  • Registration is …
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Added by Zeljen Stanic on January 13, 2020 at 16:17 — No Comments

2020 Db2 User Group Events - Please add to World of Db2 Calendar

Dear Db2 User Group leaders and extended community

If you manage or are involved  with Db2 User Groups or Db2 for z/OS event planning, IBM are working on our 2020 plans and speaker support.

Please can you add your 2020 Db2 User Group events on the World of Db2 so that we can review your requirements and plan in advance speaker support. In collaboration with IDUG Db2 User Community we will also offer User Groups a complimentary IDUG Conference Pass for you to…

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Added by Surekha Parekh on December 16, 2019 at 15:03 — No Comments

Db2 for z/OS support of z15 and z/OS 2.4

Toleration:

Is maintenance needed in Db2 for z/OS (V11 or V12) for a migration to

- the current hardware z15

- or the current operating system z/OS 2.4 ?

As of today there are no APARs/PTFs needed to tolerate such a migration.

Exploitation:

The following…

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Added by Peter Hartmann on November 19, 2019 at 7:55 — 2 Comments

The Db2 for z/OS News from the Lab blog has moved!

Perhaps you've seen news about the sunset of the IBM developerWorks community platform at the end of 2019. I am happy that I can now share how you can continue following the latest news from the IBM experts who design, build, test, and support Db2 for z/OS, here in the new Db2 for z/OS Community.



Don't miss any Db2 for z/OS News from the Lab blog entries. Join the new community and subscribe today! For the full story, see:…

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Added by Paul McWilliams on December 11, 2019 at 23:49 — No Comments

LAST Db2 for z/OS webcast series in 2019 by John Campbell! REGISTER NOW!

LAST Db2 for z/OS webcast series in 2019 by John Campbell! REGISTER NOW!

Title: Strategies of Managing Universal Table Spaces (UTS) for Optimal Performance

PART 1. Date: Tuesday, November 12, 2019

http://ibm.biz/BdzaRx

PART 2  REGISTER NOW Wednesday November 13th 2019…

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Added by Surekha Parekh on November 1, 2019 at 12:02 — No Comments

Get hands-on with Data and AI on IBM Z Technology

  • Do you want to try out software when it is convenient for you?
  • Would you like to do some initial learning about a technology before engaging with a sales person?
  • Would you like to some initial get hands on experience with a product without having to download or install…
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Added by Jim Wankowski on September 5, 2019 at 15:18 — No Comments

Db2 and JCL 72 characters

Introduction:

Sometimes it is useful to generate JCL executable code for //SYSIN via SQL mass operations, e.g. change specific tables from one option to another. If the result row fits into one JCL line with a length of 72, then all is fine. If the line must be split, then the question comes up: How to split?

Here is a solution for commands (like REBIND PACKAGE), SQL (like ALTER TRIGGER) or…

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Added by Peter Hartmann on August 28, 2019 at 18:39 — 1 Comment

Is there a future for Analytics on IBM Z ? - Machine Learning on z/OS

This blog is part of a multi blogs story published by Aymeric Affouard, Guillaume Arnould, Khadija Souissi and Leif…

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Added by Guillaume ARNOULD on September 9, 2019 at 8:20 — No Comments

Is there a future for Analytics on IBM Z: BM Db2 Analytics Accelerator

This blog is part of a blog series around Analytics on IBM Z and has been created by 

Leif PedersenAymeric AffouardGuillaume Arnould and…

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Added by Khadija Souissi on September 10, 2019 at 8:43 — No Comments

Is there a future for Analytics on IBM Z?

In a series of blogs, written by Aymeric AffouardGuillaume ArnouldKhadija Souissi and Leif…

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Added by Leif Pedersen on September 9, 2019 at 8:15 — No Comments

Leveraging your Db2 Skills with Big Data

The Challenge

The idea of the traditional data center being centered on relational database technology is quickly evolving.  Many new data sources exist today that did not exist as little as 5 years ago.  Devices such as active machine sensors on machinery, autos and aircraft, medical sensors, RFIDs as well as social media, and web click through activity are creating tremendous volumes of mostly unstructured data which cannot be…

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Added by Jim Wankowski on September 4, 2019 at 19:30 — No Comments

AUTOBIND – Demystified – 1

Introduction:

AUTOBIND is a very useful automation instrument inside the Db2 engine.

Suppose you change the definition of the table or index and these changes have impact on the dependent package, the static SQL package is marked as invalid,…

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Added by Peter Hartmann on August 20, 2019 at 19:29 — No Comments

RUNSTATS sampling enhancements

Introduction:

One of the major challenges for RUNSTATS is the sampling of the data rows e.g. for calculation of the COLCARD value in SYSIBM.SYSCOLSTATS and SYSIBM.SYSCOLUMNS.



The challenge is to balance the CPU resources used by RUNSTATS to calculate column cardinalities with high accuracy…

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Added by Peter Hartmann on July 17, 2019 at 10:38 — 1 Comment

Retrieval of current DSNZPARM and DSNHDECP settings

History:

With DB2 Version 9.1 for z/OS a new system supplied stored procedure SYSPROC.ADMIN_INFO_SYSPARM was delivered. As the name suggests, this routine can be called to obtain the current settings of the Db2 subsystem parameters (DSNZPARM) and the…

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Added by Peter Hartmann on July 16, 2019 at 8:04 — 6 Comments

Bringing Db2 enthusiasts together virtually. Expert or novice, distributed or mainframe, this is the place for everything DB2.

Forum

Db2 11.5 External Tables on Line Lab

Started by Phil Downey in What's hot ? Mar 26. 0 Replies

Hi All, George and I built a new hands on Lab for working with Db2 11.5 External tables... takes you through how to define them, query them , dump to them and overall work with them in different scenarios ... takes about 20 minutes. give a try !…Continue

Revoking Sysadm from DB2 Z/os

Started by Chinnapureddy Jaya Prakash in Security and DB2 Mar 4. 0 Replies

Hi, We are having DB2V12 Level 100.  We are looking for best approach for two things1). 'Revoke Sysadm' from existed userids'. 2). Databases are created by userid. so we need to revoke implicitly granted access (like CreateDB, Load, DBADM,..etc).Can…Continue

Tags: (implicit, grants), Database, and, SYSADM

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