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IBM Data and AI Ideas Portal for Customers


This portal is to open public enhancement requests against products and services offered by the IBM Data & AI organization. To view all of your ideas submitted to IBM, create and manage groups of Ideas, or create an idea explicitly set to be either visible by all (public) or visible only to you and IBM (private), use the IBM Unified Ideas Portal (https://ideas.ibm.com).


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We invite you to shape the future of IBM, including product roadmaps, by submitting ideas that matter to you the most. Here's how it works:


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Start by searching and reviewing ideas and requests to enhance a product or service. Take a look at ideas others have posted, and add a comment, vote, or subscribe to updates on them if they matter to you. If you can't find what you are looking for,


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Post ideas and requests to enhance a product or service. Take a look at ideas others have posted and upvote them if they matter to you,

  1. Post an idea

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  3. Get feedback from the IBM team to refine your idea


Specific links you will want to bookmark for future use

Welcome to the IBM Ideas Portal (https://www.ibm.com/ideas) - Use this site to find out additional information and details about the IBM Ideas process and statuses.

IBM Unified Ideas Portal (https://ideas.ibm.com) - Use this site to view all of your ideas, create new ideas for any IBM product, or search for ideas across all of IBM.

ideasibm@us.ibm.com - Use this email to suggest enhancements to the Ideas process or request help from IBM for submitting your Ideas.

IBM Employees should enter Ideas at https://ideas.ibm.com


ADD A NEW IDEA

Db2 for z/OS

Showing 963 of 14977

UNION should automatically be rewritten to "UNION ALL" when it is logically equivalent

In the following query, the developer coded "UNION". Because it is part of a "WHERE EXISTS" subselect, replacing the UNION with "UNION ALL" will perform much better and deliver the same results: SELECT * FROM PDBR111.VCLI095_SELECT V01WHERE V01.AR...
about 5 years ago in Db2 for z/OS 1 Not under consideration

Please do not make stabilizing dynamic query again after a REBIND with APPLCOMPAT a normal behaviour

Hello, We're DB2z 12 FL508. This is a SAP/R3 application on 2-way data sharing. We stablized access path of some dynamic SQLs and they worked very well. Note that the packages were at APPLCOMPAT V12R1M500 when we did this. Lately, the packages wer...
over 1 year ago in Db2 for z/OS 1 Not under consideration

refresh MQT with ur

Up to now a REFRESH MQT with the UR-Option is not possible.
over 10 years ago in Db2 for z/OS 1 Not under consideration

Recover Statistics based on Statistic History Tables

In most cases an up-to-date RUNSTATS will result in better execution plans and SQL performance. But there are also cases, where new statistics result in worser execution plans and performance. For static SQL we have many possibilities to control t...
over 5 years ago in Db2 for z/OS 0 Not under consideration

make SQL cost estimation more accurate

DB2 for z/OS provided cost estimation before execution for each SQL.We can use explain to check that. And DB2 governor (DB2 Resource Limit Facitliy) use the cost estimation for predictive governor. How ever the cpu cost estimation is not correct f...
about 7 years ago in Db2 for z/OS 1 Not under consideration

ALTER DEFINE NO - REORG to delete all dataset(s)

: I know that there is a change in place now with the newest version to delete unused datasets for a PBG tablespace with a REORG, I was wondering if there might be something in the future where we could ALTER a Tablespace/Index to DEFINE NO and th...
about 7 years ago in Db2 for z/OS 1 Not under consideration

Temporal Join Capabilities

The table reference syntax for temporal joins needs to be expanded to include effective ways to find rows across the tables that share time affectivity.The FOR BUSINESS_TIME / FOR SYSTEM_TIME syntax does not allow for references to columns from th...
over 12 years ago in Db2 for z/OS 1 Not under consideration

Provide Profile support for new KEY LABEL option

KEY LABEL will likely be implemented at the application area, which means that there could be hundreds/thousands of objects impacted. The current solution presented is: User objects - Set a key label using SQL interfaces (V12R1M502) • ALTER / CRE...
almost 2 years ago in Db2 for z/OS 1 Not under consideration

IBM Unload to support parallelism for LOB Tablespaces

We are trying to unload large LOB tablespaces in a performant manner. Please see PMR 76429 999 866 in relation to this. IBM Unload currently issues misleading messages saying parallelism will be invoked. However this is not the case and the utilit...
over 5 years ago in Db2 for z/OS 1 Not under consideration

Alter Index add column

When altering index adding columns ' the index status change to rebuild pendig ' need to put in in change pending and let appliction use this index until rebuild or reorg the index , and then rebind packeges
almost 11 years ago in Db2 for z/OS 0 Not under consideration