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Db2 for z/OS

Showing 978

CANCEL THREAD Enhancement - to cancel threads by specifying a SCOPE(ssid)

This will help in cancelling of threads running in any of the LPARs in a Parallel Sysplex. Currently, DISPLAY THREAD supports SCOPE(GROUP). So, this would be a good feature to have. These can be very useful during IPLs when some thread is holding ...
10 months ago in Db2 for z/OS 1 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 .
almost 11 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 4 years ago in Db2 for z/OS 0 Not under consideration

DB2 enhancement for REUSASID=YES

Please add functionality for REUSASID=YES to DB2 product. REUSASID=YES is not currently supported by DB2 z/OS. Since DB2 does not support REUSASID=YES, the ASID is not reusable until IPL.
over 6 years ago in Db2 for z/OS 1 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.
over 10 years ago in Db2 for z/OS 1 Not under consideration

Message in *MSTR after 'STOP DB2 MODE(FORCE)' - command

Message in *MSTR after 'STOP DB2 MODE(FORCE)' It would be very helpful for debugging and analysis if you would document an STOP DB2 MODE(FORCE) in the *mstr -joblog. In addition from my point of view the message 'DSN9022I <DBR2 DSNYASCP 'STO ...
over 4 years ago in Db2 for z/OS 0 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.
almost 12 years ago in Db2 for z/OS 1 Not under consideration

Open Cursor with Hold

MR021809690 GGDB208033Add a new thread based accounting-class-2- and a package based accounting-class-7 counter ????????????????????????OPEN CURSOR WITH HOLD???????????????????????? which will be incremented whenever a OPEN statement with option H...
almost 12 years ago in Db2 for z/OS 0 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 lo...
almost 5 years ago in Db2 for z/OS 1 Not under consideration

Reduce locking on XML-auxiliary tables

Locking on XML auxiliary tables can be very CPU cost intensive and can lead to problems with the threshold LOCKS PER USER.Tune DB2s locking algorithms so that locking on XML-auxiliary tableswill be reduced.
over 10 years ago in Db2 for z/OS 2 Not under consideration

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