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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.

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


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Db2 for z/OS

Showing 181

Remove 32768 limit to DSMAX

DSMAX field (DSMAX subsystem parameter) The DSMAX subsystem parameter specifies the maximum number data sets that can be open at one time. How DB2 enforces the limit depends on the DSMAX value: • If the value is 32,768 or greater, new OPEN state...
over 5 years ago in Db2 for z/OS 2 Delivered

basic IVP tests delivered with Db2 code to do performance tests/compares adjusted to code changes

Hi, due to the performance problems we faced in migrating to Db2 V12, we have an urgent need for IVP performance tests. Of course, we do have a development and acceptance environment, but we can't simulate the same workload as in our production en...
over 5 years ago in Db2 for z/OS 1 Delivered

CATALOG parm inDSNTINST generates VSAM defines

The DSNTIJIN job REQUIRES manual updating post-DSNTINST generation when different ICF catalogs are used for the DB2 catalog/directory vs. the archive logs and BSDS. This segregation between ICF catalogs is actually recommented in IBM docs to suppo...
about 11 years ago in Db2 for z/OS 1 Delivered

Execution of static Programs which contains ALTER SEQUENCE statements in which the sequence name is not fully qualified.

Customer is receiving SQLCODE -204 during execution of static Programs which contains ALTER SEQUENCE statements (in which the Sequence name is not fully qualified). . That SQLCODE -204 is caused due to on runtime DB2 uses the value specified as OW...
about 11 years ago in Db2 for z/OS 1 Delivered

DB2 MQ Listener - Reconnect and resume processing after DB2/WLM outage

System: DB2 MQ ListenerActor: Business User needing new feature DB2 MQ Listener is used for integration of consumer/investment banking product offerings, improving customer experience. Description: We encounter service interruptions with the Liste...
about 8 years ago in Db2 for z/OS 1 Delivered

Autorebind and APREUSE Option

We are in DB2 V10.As suggested in previous RFE nr. 72489 my request is: Autorebind supports APREUSE option.
over 8 years ago in Db2 for z/OS 1 Delivered

Performance Optimization for Java IMS

In a Java Cobol Mix Environment: Reusing connections to databases and using Connection pools has become a quasi standard in all "application server" environments, especially when application servers use connections to databases to ensure transacti...
about 9 years ago in Db2 for z/OS 1 Delivered

Collect MVS parameters affecting DB2

Enabling 1MB page sizes in z/OS has a significant performance impact on DB2, but there no way from within DB2 of knowing whether this attribute is on, and to what extent one is benefiting from using this feature.
about 10 years ago in Db2 for z/OS 1 Delivered

DB2 V10 Object rename improvement

Slow object renames in DB2 V10. Need to add index to the SYSTABAUTH table. Changed function from V9 to V10 - Removed links Info from PMR 19771: These 'internal queries' don't go through normal access path selection. They have a 'hard coded' access...
over 10 years ago in Db2 for z/OS 1 Delivered

Deferred ALTER support for conversion of segmented TS to UTS-PBR

DB2 10 introduced deferred ALTER support to convert segmented tablespaces to UTS-PBG without an outage to the object. As UTS-PBR is still a viable solution for design of certain tables, we would like to see deferred ALTER support expanded to allow...
almost 12 years ago in Db2 for z/OS 1 Delivered