IBM Data and AI Ideas Portal for Customers


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Db2 for z/OS

Showing 985 of 15598

Data-partitioned secondary index (dpsi) support for row change timestamp columns

To identify which rows of a table have changed in specified time interval we are using timestamp columns. The values of these columns are set via the "GENERATED BY DEFAULT FOR EACH ROW ON UPDATE AS ROW CHANGE TIMESTAMP" clause. To optimize query p...
almost 6 years ago in Db2 for z/OS 1 Not under consideration

Allow BIND EXPLAIN(ONLY) use virtual indexes

It would be very helpful if Db2 allowed (optionally) to use virtual indexes when BIND with EXPLAIN(ONLY) is performed. This can be an additional BIND parameter on whether or not use virtual indexes. This option will eliminate/reduce a need in thir...
almost 6 years ago in Db2 for z/OS 6 Not under consideration

Display group shows status of MAINT for subsystem

The display group command should also show a status of MAINT if a member was started access maintenance.
over 4 years ago in Db2 for z/OS 0 Not under consideration

Change DSNTINST CLIST to allow temporary TSO/E EDIT datasets 'userid.editutil%' allocated on non-EVA volumes

Currently DSNTINST clist abends when using TSO/E EDIT macro that is unable to use temp datasets on EAV volumes.
over 4 years ago in Db2 for z/OS 1 Not under consideration

Process PBG same as non-UTS Segmented When Using LISTDEF

When using LISTDEF with “PARTLEVEL 0”, partitioned by growth tablespaces which were converted from non-partitioned segmented tablespaces are no longer being considered as part of the result set. In order to maintain the same result list I would li...
almost 3 years ago in Db2 for z/OS 1 Not under consideration

Change Image Copy To Avoid Opening Db2 Data Sets When Making Conditional Image Copies

Our IBM Image Copy jobs are driving 10s of thousands of Db2 data set opens while doing conditional image copies. During our daily batch cycle the vast majority of the data set opens are not needed as there was no activity for the objects stored in...
over 4 years ago in Db2 for z/OS 0 Not under consideration

MFA should be supported when logging with Data Studio

Multifactor Authentication is not currently supported to connect to DB2 using Data Studio. We are using MFA (Factor TOTP) to connect to TSO, CICS and other products. However we cannot connect through Data Studio as it does not support MFA.
over 1 year ago in Db2 for z/OS 2 Not under consideration

Push up of local predicat...

In PMR 89848.077.724 you see an example that the DB2 optimizer is not able to push out local predicates that are specified in the correlated subquery to the parent query block. The predicates AND "AVADMIN"."TLORM_DBFE"."MANDANT" = ? AND "AVADMIN"....
over 7 years ago in Db2 for z/OS 5 Not under consideration

Remove the OBID limitations in the workfile database

Aapplication threads that perform OPEN / FETCH / CLOSE many many times in a loop without performing a COMMIT can exhaust the OBID limit and suffer SQLCODE -497 From a recent SR....... We see in the dump a SELECT statement using insensitive scrolla...
about 6 years ago in Db2 for z/OS 0 Not under consideration

Permit wildcard on OBJECTSCHEMA of SYSAUDITPOLICIES

We need to activate native DB2 audit policy using SYSAUDITPOLICIES catalog table. In this table we can use wildcard (i.e. '%') for OBJECTNAME column, but no for OBJECTSCHEMA We have different schemas in our subsystem so we need to define more poli...
over 1 year ago in Db2 for z/OS 1 Not under consideration

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