IBM Data and AI Ideas Portal for Customers


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Db2 for z/OS

Showing 978

Multiple PROFILE tables like RLF

In the same datasharing group we have members with similar but not identical DDF workload. From an application server same AUTHID runs with 100 DBAT but in another member with 500 DBAT. If we had a chance to use multiple PROFILE tables as like RLF...
about 2 years ago in Db2 for z/OS 1 Functionality already exists

Allow DBADM to grant on view created

Our DBA users connected to a RACF group that has DBADM authority should be allowed to grant on view that they can create.Even when the schema of the view is distinct.Today those DBA can create views thanks to DBACRVW, they should also be able to g...
about 8 years ago in Db2 for z/OS 1 Not under consideration

threshold "DATASPACERATIO" in SP SYSPROC.DSNACCOX

The same in MR1209102911:The Stored Procedure SYSPROC.DSNACCOX can be started with a threshold for "DATASPACERATIO" to detect over allocations. The IBM default is set to 2. However if a tablespace or index with a small allocation are defined (syst...
over 12 years ago in Db2 for z/OS 1 Not under consideration

Long SQL Statement

Currently limit to the length of an SQL is 2MB, we need longer for native SQL SPsSupporting details/Description The current limit to the length of an SQL statement, which for a stand-alone SQL statement is fine, but we are aggressively moving to ...
over 12 years ago in Db2 for z/OS 1 Not under consideration

Increase (over current limit of 10000) the value for Zparm MAXARCH

Is it possible to increase (over current limit of 10000) the value for Zparm MAXARCH (archive log volumes that are to be recorded in the BSDS). Our Production System sometimes cuts over 5,000 Archive Logs in the business' standard Image Copy reten...
about 4 years ago in Db2 for z/OS 1 Not under consideration

304 VLDB - Altering Indexes to Change PIECESIZE Not Online

Change the PIECESIZE of indexes puts the index in rebuild pending status. We need the ability to increase the PIECESIZE where index compression alone is not sufficient to scale an index.
over 10 years ago in Db2 for z/OS 1 Not under consideration

A Sort-Merge Join should be considered when joining on a SUBSTR expression

When tuning the following query, I saw that changing the "INNER JOIN" to a "FULL JOIN" caused it to perform many times better (which changed the join from a NLJ to a SMJ): SELECT ARCHIVE_STRT.LOCAL_TS AS LOCAL_TS_STRT, TIMESTAMPDIFF(2, CAST(ARCHIV...
about 4 years ago in Db2 for z/OS 1 Not under consideration

DB2 zOS LOAD SHRLEVEL CHANGE - provide # of rows processed

Enhancement request: When LOAD SHRLEVEL CHANGE utility abended, DB2 should provide the number of input records processed. Justification: If a LOAD SHRLEVEL CHANGE utility abended and then restarted successfully, the utility will skip the processed...
over 10 years ago in Db2 for z/OS 1 Not under consideration

Repair Catalog of Indexspaces

After using DSN1COPY to copy table- and indexspaces from one subsystem to another it is possible to do a REPAIR CATALOG to update catalog informations about RBA format, Row format and versions. There is no possiblity to repair index RBA format. We...
over 8 years ago in Db2 for z/OS 1 Not under consideration

CATMAINT / ENFM REORG enhancement

CATMAINTs and ENFM REORGs causes major disruption if running alongside current workload. Continuous availabilty requirements means sign-off for planned DB2 outages (version upgrades or catalog reorgs) are very difficult to obtain/justify.
over 10 years ago in Db2 for z/OS 1 Not under consideration

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