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IBM Data and AI Ideas Portal for Customers


This portal is to open public enhancement requests against products and services offered by the IBM Data & AI organization. To view all of your ideas submitted to IBM, create and manage groups of Ideas, or create an idea explicitly set to be either visible by all (public) or visible only to you and IBM (private), use the IBM Unified Ideas Portal (https://ideas.ibm.com).


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Welcome to the IBM Ideas Portal (https://www.ibm.com/ideas) - Use this site to find out additional information and details about the IBM Ideas process and statuses.

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Db2 for z/OS

Showing 986 of 15641

Shorter Suffixes for from precompiler generated COBOL-variables

In older versions of DB2 the COBOL-variable for VARCHAR-columns was:nn VARCHAR-COL1-X 49 VARCHAR-COL1-LL 49 VARCHAR-COL1Today the suffixes generated by the Db2-precompiler are much longer and lead to problems if the column-name, which was extended...
over 7 years ago in Db2 for z/OS 0 Not under consideration

QW148TTK unreliable when thread is in-doubt

IFCID 0148 Monitor Detail Record 2 field QW148TTK is incorrect when the thread being reported is in-doubt and as evidenced by cross-checking with DB2 -DISPLAY THREAD output. Requesting either a correct QW148TTK for in-doubt threads or a means to d...
over 7 years ago in Db2 for z/OS 1 Not under consideration

DB2 should produce more accurate filter factors (to better optimize queries)

Today, when I have a query with an equals predicate and also an "IN LIST" predicate and both apply to the same table and when I have correctly collected multi-column frequency distribution stats for the two columns involved with these two predicat...
over 7 years ago in Db2 for z/OS 0 Not under consideration

Temporal INSERT syntax for application period temporal tables

We are using application period temporal tables with success. Application period temporal tables and syntax makes it easy to distinguish between the data values and the time dimension of the data.When doing SELECT, UPDATE and DELETE there is a spe...
over 7 years ago in Db2 for z/OS 0 Not under consideration

Db2 V12 Add Column HIGH_POSS_FUNCTION_LVL To SYSIBM.SYSLEVELUPDATES

Want an easy why to know the current HIGHEST POSSIBLE FUNCTION LEVEL and to track history of HIGHEST POSSIBLE FUNCTION LEVEL. Currently we are issuing the command, parsing the output, and storing it in a Db2 tablle.
over 3 years ago in Db2 for z/OS 4 Not under consideration

Temporal Join Capabilities

The table reference syntax for temporal joins needs to be expanded to include effective ways to find rows across the tables that share time affectivity.The FOR BUSINESS_TIME / FOR SYSTEM_TIME syntax does not allow for references to columns from th...
almost 13 years ago in Db2 for z/OS 1 Not under consideration

Populate correct proggname on DSN_QUERYINFO_TABLE when accelerating queries using IBM DSM

We need to correct identify the progname column on the DSN_QUERYINFO_TABLE. While doing the acceleration task on IBM DSM, instead of populating the column with the value of the package, the accelerator populates de column with the value 'SYSLH200'...
almost 2 years ago in Db2 for z/OS 1 Not under consideration

DSN1COMP - include support for 'EXTNDICT' with Huffman dictionaries

produced an object module that can be link-edited into a program
almost 2 years ago in Db2 for z/OS 6 Future consideration

Improve DB2 sliding scale algorithm (SECQTY -1)

The maximum secondary space allocation of 559 cylinders for objects of 64GB or greater is too little causing the number of extents hits the limit of 255 or if using Extent Constraint Removal it would generated many extents. For the cases where the...
over 3 years ago in Db2 for z/OS 1 Not under consideration

make SQL cost estimation more accurate

DB2 for z/OS provided cost estimation before execution for each SQL.We can use explain to check that. And DB2 governor (DB2 Resource Limit Facitliy) use the cost estimation for predictive governor. How ever the cpu cost estimation is not correct f...
over 7 years ago in Db2 for z/OS 1 Not under consideration