IBM Data and AI Ideas Portal for Customers


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Db2 for z/OS

Showing 961 of 14909

Improve adaptive indexes for multi-column indexes

Currently adaptive index works great for single column indexes, but the following example multiple index is not considered:SELECT something FROM T1 WHERE col1 BETWEEN :H1 AND :H2 AND col2 BETWEEN :H3 AND :H4and there are indexes I1 on (col1, co...
over 5 years ago in Db2 for z/OS 1 Not under consideration

PIPE support for UDTF

We would like to see PIPE support added to allow DB2 to return rows as they are created from a select of UDTF.
over 5 years ago in Db2 for z/OS 0 Not under consideration

Support global array definitions

Allow a global schema for user defined types.
over 5 years ago in Db2 for z/OS 1 Not under consideration

Deadlock between 2 Inserts because of Pseudo Deletes

We recently ran into deadlocks issue while doing QA tests for a major application delivery, our DB2 traces revealed that the deadlocks were always between 2 inserts, what we did not understand was why there was a S lock (on a ROW/PAGE) in deadlock...
over 5 years ago in Db2 for z/OS 0 Not under consideration

CTHREAD LIMIT REAL TIME MONITORING PROBLEM

We are using IMS v11.5 and Db2 v9.1 for z/os with coexistence option. We want to receive a message in syslog saying the cthread threshold was reached or an SQL Code/State returned to application for error handling to prevent queuing on IMS side.
over 11 years ago in Db2 for z/OS 1 Not under consideration

Enhancement to SYIBM.ADMIN_UPDATE_SYSPARM stored procedure

Please supply sample calling program and IVP job to call and execute the SYSIBM.ADMIN_UPDATE_SYSPARM stored procedure.
over 11 years ago in Db2 for z/OS 1 Not under consideration

Enhance DISPLAY GROUPBUFFERPOOL output

Enhance DISPLAY GROUPBUFFERPOOL output to display both the current and the high-water-mark number of updated data pages in a global buffer pool. Since the AUTOALTER facility may change the number of pages in the buffer, this new information should...
over 11 years ago in Db2 for z/OS 1 Not under consideration

Add columns to the RTS tables

The two real-time Statistics tables in the DB2 catalogue have lots of useful data. But they would much more useful if they had some additional columns: SYSIBM.SYSTABLESPACESTATS#1 #Times row was updated since defined.#2 #Times row was updated sinc...
over 11 years ago in Db2 for z/OS 1 Not under consideration

IFCID support for DISPLAY GROUP command

IFCID support for DISPLAY GROUP command
over 11 years ago in Db2 for z/OS 1 Not under consideration

For implictly defined XML object, explicitly define TS/IX names

For XML objects, if implicitly defined, provid a way to supply the TS name, IX name, STOGROUP, SEGSIZE, DSSIZE and BUFFERPOOL. The other parameters can be updated using the ALTER statement.
almost 12 years ago in Db2 for z/OS 1 Not under consideration

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