Db2 for z/OS

Showing 798

Enable UUID as a column type, and generation of UUIDs

As we are moving towards more microservices on Z, and more interaction with cloud services, where UUIDs are much more used, we see a growing need for saving and generating UUIDs on Z. We therefore propose that UUID be made a column type in DB2. Th...

over 1 year ago in Db2 for z/OS 3 Not under consideration

3 VOTE

Identify when all members of a Data Sharing Group are up and operational

After a crash or hard down, Db2 will perform its recovery processing including GRECP and LPL processing. There are external systems (e.g. CICS, MQ, etc.) that are dependent on all members in the data-sharing group to be fully up and operational an...

11 months ago in Db2 for z/OS 1 Not under consideration

17 VOTE

Invalid maximum timestamp value availble in DB2

Currently there is documented maximum timestamp value available in DB2 as '9999-12-31-24.00.00.000000'. However, using this value can lead to various problems which are recognized by DB2 development already as during introduction of temporal table...

over 5 years ago in Db2 for z/OS 1 Not under consideration

16 VOTE

DSM Explain profile

Hello, Our idea is to use DSM so that users, authenticated in DSM with administrator profile, can do EXPLAIN without the need to have DB2 z/OS operation user credentials, as in the case of Data Collection Credentials. We have a generic user create...

about 5 years ago in Db2 for z/OS 2 Not under consideration

27 VOTE

Pseudo IFCID 316

When using REOPT(ALWAYS) on a batch package to deliberately avoid filling the Dynamic Statement Cache (DSC) the SQL is, correctly, not inserted into the DSC and is not exrternalized by an IFCID 316. However this then "hides" the workload from moni...

over 8 years ago in Db2 for z/OS 1 Not under consideration

15 VOTE

Alters to objects that require reorg to material should be put into advisory reorg, such as PCTFREE

If an alter is done to a TS to PCTFREE and a REORG is not run, then the catalog is updated but the change is not materialized. This results in the DBA thinking it was done, but it really wasn;t.

almost 5 years ago in Db2 for z/OS 0 Not under consideration

22 VOTE

REBUILD INDEX utility enhancement

Enhance the REBUILD INDEX SHRLEVEL CHANGE utility to create a shadow copy of the index, then switch it over on completion.

over 7 years ago in Db2 for z/OS 0 Not under consideration

3 VOTE

Meter "dirty" pages written to DB2 table spaces (disk) from CF or local buffer pools

DB2 uses 300 tasks (DB2 writers - it could be more now with later DB2 releases) to write modified (aka, "dirty") pages to the DB2 table spaces (either permanent tables or DB2 work files). From a DB2 perspective this is "efficient" but from a resou...

about 1 year ago in Db2 for z/OS 4 Not under consideration

25 VOTE

Log offload task needs to be manually cancelled restarted after outage to tape

We are seeing situations when tape processing is down and a DB2 request to offload logs to tape is initiated using dynamic allocation, that offload task will hang and never be satisfied until the offload task is cancelled and re-driven manually. T...

over 8 years ago in Db2 for z/OS 4 Not under consideration

2 VOTE

Add timestamp to all -DISPLAY command outputs

More and more companies are using multiple DISPLAY commands to track for problems or usage statistics etc. The problem is that the TIMESTAMP when the command was issued is not in the output (apart from DISPLAY BLOCKERS) It would be really good to ...

8 months ago in Db2 for z/OS 1 Not under consideration

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