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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Other/Unknown

Showing 44

adjust card estimates on predicates using both COL = '?' and COL > <value> similar to accounting for NUMNULLS

Component: DB2 optimizer When a column is NULLable, a predicate COL = ? will account for numnulls to estimate cardinality. The problem comes when column is NOT NULL, and "the NULL value" is a real value. Peoplesoft has been designed to use a major...
about 1 year ago in Db2 / Other/Unknown 0 Not under consideration

Red Hat SSO need to support Db2

Red Hat SSO does not support Db2 according to documentation https://access.redhat.com/articles/2342861 Customers who are using Db2 would like to be able to use it for Red Hat SSO. Maintaining additional databases add complexity and cost.
almost 2 years ago in Db2 / Other/Unknown 0 Not under consideration

Error SQL0478N should include schema name

When issuing a sentence like: db2 drop audit policy SELECT_ALL_TABLES The returned error message does not include the schema of the problematic object: SQL0478N The statement failed because one or more dependencies exist on thetarget object....
about 4 years ago in Db2 / Other/Unknown 0 Not under consideration

Multi temperature migrate rows automatically between cold, warm and hot tablespaces

Provide a way where we can registry a general policy and DB2 move the records based on this police automatically. Actually we have to work moving data manually.
over 4 years ago in Db2 / Other/Unknown 0 Not under consideration

Latch information and more internals information for performance analysis

Detailed information about LATCH to DBA. More information of wait events would be good too like if a statement is waiting for a sequential read, how much the transaction is spending on network time , block concurrency, and so on.
over 4 years ago in Db2 / Other/Unknown 0 Not under consideration

CTAS locks syscat.tables

Reproduce Scenario and found to be a expected behavior while CTAS locks syscat.tables session 1 > create table Table1 as (select * from Table_2 ) with data; session 2, query tool > select * from syscat.tables; --> lock waiting
over 4 years ago in Db2 / Other/Unknown 0 Not under consideration

Add options for "recommend indexes" and "evaluate indexes" explain types to explain_from_section

When running explains from jupyter notebook, I prefer to use EXPLAIN_FROM_SECTION. However for in-depth analysis of indexes, I need the RECOMMEND INDEXES and EVALUATE INDEXES explain modes. These don't seem to exist for EXPLAIN_FROM_SECTION. This ...
almost 5 years ago in Db2 / Other/Unknown 2 Not under consideration

Tool db2batch should be able to display Number of rows affected

Often db2batch is used for tuning / benchmarking purposes and very often the number of affected rows is interesting. Command line tool. 'db2'. provides the option to display the Number of rows affected, db2 -tvmf <SQL-DML-File> $ db2 -t...
about 5 years ago in Db2 / Other/Unknown 0 Not under consideration

WLB does not work for Java XA applications in pureScale environment

If WLB is enabled and Java client is involved in XA transaction, jcc driver does not perform work load balancing (WLB), when the Transaction Manger uses Dual or Multi-transport model (for example: IBM MQ and IBM Lotus® Domino).
about 8 years ago in Db2 / Other/Unknown 0 Not under consideration

db2set -g DB2INSTDEF instance incorrect install version makes global registry unusable

db2set -g DB2INSTDEF instance incorrect install version makes global registry unusable. This can be caused by an upgrade from Version 9.7 to 10.5 or accidently by someone making a mistake setting an instance from another software version to be DB2...
about 8 years ago in Db2 / Other/Unknown 0 Not under consideration

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