IBM Data Platform Ideas Portal for Customers


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Search results: Db2 for z/OS

Showing 24

Enhance ALTER of STOGROUP

Would like additional flexibility to change storage options without taking outages. First situation, we had a special storage group defined with a specific STORCLAS that was used to isolate a specific subset of data. That isolation is no longer ne...
over 7 years ago in Db2 for z/OS 1 Not under consideration

Improve persistent thread concurrency

With the implementation of transactions with persistent threads (like pseudo wait-for-input on IMS) we have been facing some concurrency issues in our site, specially with HPU and batch programs that perform lock escalation. This happens because t...
about 6 years ago in Db2 for z/OS 7 Not under consideration

DB2 Regions creating a lot of messages for AB/S004E SYSTEM ABEND CODE: 004E in LOGREC

It was reported thru GTIECSMFDB-10132 on both the SDPLEX and SBPLEX that the DB2 regions are producing thousands of error messages in the System Logrec for AB/S004E SYSTEM ABEND CODE: 004E each day. The following error messages are filling up the ...
over 1 year ago in Db2 for z/OS 4 Not under consideration

Math function changes in Db2 12

POWER Built-in function got rewritten and so I am hoping to get a list of all changed built-in functions in Db2 12 so that I can do better testing before going into production.
about 8 years ago in Db2 for z/OS 0 Not under consideration

Reorging a TS with NPSIs, SORT NPSI = AUTO, getting IGD17272I VOLUME SELECTION HAS FAILED FOR INSUFFICIENT SPACE FOR which resulted in DSNU3341I 171 01:39:59.85 DSNURPCT - CANNOT ALLOCATE SORT DATASETS WITHIN 255 LIMIT , REORG should change to SORTNPSI = NO to prevent abend

Reorg TS with NPSIs and SORTNPSI or zparm REORG_PART_SORT_NPSI = AUTO. Reorg decides to run with SORTNPSI YES which sorts all keys for NPSIs. Job is having issues getting DASD resulting in numerous: 01.39.58 J0916868 IGD17272I VOLUME SELECTION HAS...
over 4 years ago in Db2 for z/OS 1 Not under consideration

I/O required for RI check against the parent table when inserts done on the child table.

We have noticed that there is a high number of get pages on the parents indexes when doing an INSERT of a child row. Here are the details of our situation: The parent table has a partitioned primary key index with 132 partitions. The...
over 6 years ago in Db2 for z/OS 0 Not under consideration

display startup message about VUE status

Activating VUE in DB2 involves a change to the zparm but there is nothing in the DB2 MSTR log which states that it is active. In MQ you get a couple of messages on startup, including CSQY036I +xxxx CSQYASCP QMGRPROD=VUE, recording product usage fo...
almost 6 years ago in Db2 for z/OS 0 Not under consideration

New ZPARM for SYSTIMESENSITIVE Bind Option

Please reference CASE TS005056787 ( Temporal Table access path in Plan_Table does not match dynamic explain). This bind option which is set for using a Temporal Timestamp Register was set with a DEFAULT to YES by IBM for all binds that exclude thi...
over 4 years ago in Db2 for z/OS 1 Not under consideration

Index on RTS versioned History tables

In our environment, we retain the RTS history data for 1 year. Tables are going to grow large due to the busy environment we have.. We would need secondary indexes on these tables. Right now there is none. Since its a years data to analyze the rat...
over 5 years ago in Db2 for z/OS 0 Not under consideration

Optimizer related catalog tables to be temporal

I am aware that a few more tables in the Db2 catalog will be made temporal. This idea is to make ALL catalog tables that the optimizer uses to be temporal. This will enable the user community and also Db2 zAI to extract the statistics that were in...
12 months ago in Db2 for z/OS 1 Not under consideration

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