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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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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.

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


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Db2 for z/OS

Showing 963 of 15162

Reduce locking on XML-auxiliary tables

Locking on XML auxiliary tables can be very CPU cost intensive and can lead to problems with the threshold LOCKS PER USER.Tune DB2s locking algorithms so that locking on XML-auxiliary tableswill be reduced.
over 10 years ago in Db2 for z/OS 2 Not under consideration

DB2 IFI306 metrics

With out IFCID 306 log read metrics, it is difficult assess capture task efficiency and performance
10 months ago in Db2 for z/OS 0 Future consideration

Specia Register to change INVALIDATECACHE default in Db2v12

We have PeopleSoft Payroll application running on Db2 v12 z/OS. We noticed that the default value of INVALIDATECACHE in RUNSTATS has been changed from YES to NO in v12. This change has huge impact on the performance because RUNSTATS for temporary ...
about 4 years ago in Db2 for z/OS 1 Not under consideration

Materialized Query tables in DB2 z/OS with refresh immediate option

MQT's - Materialized Query tables - are a well known feature in all advanced relational database systems. The DB2 family has this feature since more than 10 years. If you look at this functionality in DB2 LUW and DB2 z/OS the MQT functionality loo...
about 8 years ago in Db2 for z/OS 6 Not under consideration

Allow RESUME NO with LOAD SHRLEVEL CHANGE

Allow RESUME NO with LOAD SHRLEVEL CHANGE to be sure that the table is really empty.
over 6 years ago in Db2 for z/OS 1 Not under consideration

Db2 V12 Change MODIFY RECOVERY To Delete Non Expired Data Sets

In Db2 V12 MODIFY RECOVERY with DELETEDS, DELETEDS specifies that cataloged image copy data sets are to be deleted when the corresponding SYSCOPY records are deleted. When we run MODIFY RECOVERY with DELETEDS, non-expired disk data sets are ...
about 4 years ago in Db2 for z/OS 1 Is a defect

Db2 zOS: Provide support for period-clause FOR PORTION OF BUSINESS_TIME for update operation within MERGE statement

Idea is to extend functionality of MERGE statement in Db2 z/OS by providing support for the period clause FOR PORTION OF BUSINESS_TIME for an update operation (and delete operation) within the MERGE statement. The statement would look like this: ...
over 1 year ago in Db2 for z/OS 1 Not under consideration

Provide sample JCLs of DSN1COPY and CHECK DATA for DB2 release migration step

Provide sample JCLs of DSN1COPY and CHECK DATA in SDSNSAMP library for migration step 2: Verify the integrity of DB2 table spaces, of the DB2 11 Installation and Migration Guide. I opened a PMR 93407,122,000 for this problem. The number was flagge...
over 7 years ago in Db2 for z/OS 0 Planned for future release

Return SQL error when DBA attempts ALTER DDL with both pending and immediate changes, instead of returning "0" and "losing" a change.

We recently opened an SR TS005591497 with support when we found that an ALTER to a LOB tablespace specifying both PRIQTY and COMPRESS returned SQLCODE 0, but the PRIQTY was "lost". IBM support pointed out the following: https://www.ibm.com/docs/en...
over 3 years ago in Db2 for z/OS 1 Is a defect

Full support for VALUES c...

The VALUES clause in a fullselect in DB2 for z/OS supports only sequence references, whereas in DB2 for LUW, a VALUES clause may generate an arbitrary set of rows and columns. For example, to generate two rows of two columns in DB2 for z/OS, one h...
over 7 years ago in Db2 for z/OS 1 Not under consideration