IBM Data and AI Ideas Portal for Customers


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Db2 for z/OS

Showing 786

UUID support

Provide support for UUIDs. Eg - function to create , format and default value for column.
over 5 years ago in Db2 for z/OS 0 Not under consideration

Online Constraint name renaming capability

MR0803067232 DBDB2D/S05008 Expand the ALTER-TABLE–Statement with an RENAME-Clause or add a RENAME-CONSTRAINT-Statement which renames the constraint name online.
over 11 years ago in Db2 for z/OS 1 Not under consideration

Log volume SYSUTILX

We have very large LOB objects (e.g. nnTBs). Due to the change (delete/insert/update) pattern of our applications, we have to use incremental image copies (IIC) very often to ensure recoverability for these objects. IIC for LOB objects generate l...
over 4 years ago in Db2 for z/OS 1 Not under consideration

Profiles ; time between DSNT771/2I messages made variable

Currently when a Profile is triggered (warning or exception) DSNT771/2I are issued every 5 minutes as long as exceptions/warnings are met in the timeframe. When an exception is triggered (maximum connections from IP for instance) the issue will oc...
9 months ago in Db2 for z/OS 1 Not under 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 ...
over 3 years ago in Db2 for z/OS 1 Not under consideration

Stored-Proc ADMIN_UTL_SCHEDULE: Add a Stop-Condition to continue when RC > 12 occurs

When a Db2-Utility started by Stored-Procl ADMIN_UTL_SCHEDULE abends the Reason-Code is passed back as the Return-Code. This happens for example if REORG fails due to problems with allocating SORTWORK-Datasets, especially for big tables, or when i...
over 1 year ago in Db2 for z/OS 0 Not under consideration

Enhance package dependency quiescing/locking behavior of EXCHANGE

Enhance package dependency quiescing/locking behavior of EXCHANGE, so it will be possible to exchange base- and clone-table in parallel to (many) transactions reading one of these tables in parallel .
over 10 years ago in Db2 for z/OS 1 Not under consideration

I would like to force the use of the "DEFER" option on the creation of an index (using Zparm to make it optional).

We have DBAs that at times (accidently) run a "CREATE INDEX" and fail to include the "DEFER" option. This is rather easy to do because the reverse engineering tools fail to create syntax with the "DEFER" option. The creation of indexes can be very...
over 5 years ago in Db2 for z/OS 3 Not under consideration

Reset an invalidated statement level optimization hint

If a statement level optimization hint was invalidated for whatever reason one has to repeat the whole process to get the same hint again.
almost 10 years ago in Db2 for z/OS 1 Not under consideration

VIRTUAL_INDEX_USED column in plan table

MR0218096957 GGDB208030Mark all rows of a statement in the plan_table with an Y in a new column VIRTUAL_INDEX_USED when a dependency to a virtual index exists.
over 11 years ago in Db2 for z/OS 1 Not under consideration

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