IBM Data and AI Ideas Portal for Customers


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Db2 for z/OS

Showing 977 of 15425

402 VLDB - DB2 Zparm with Variable Options

DB2 Zparm with Variable Options We have a large number of DB2's to maintain.Most of the DB2's run with the same Zparm values except for the following:-Catalog HLQ, IRLM name, ARC HLQ, Member ID, Data sharing detail and DDF detail. If these values ...
almost 9 years ago in Db2 for z/OS 1 Not under consideration

Expand RETPD in template to 5 digits

RETPD parm in the template should allow 5 digits with a value up to 93000
almost 7 years ago in Db2 for z/OS 0 Not under consideration

For Dynamic Plan Stability, Only store the actual SQL statement in STMTTEXT column

While reviewing the SQL statements in SYSDYNQRY.STMTTEXT column, extra characters are added to the end of the SQL. This requires extra processing when comparing to the REAL SQL-text. In some cases, but not all, a compare like the following is need...
over 2 years ago in Db2 for z/OS 1 Not under consideration

Zero Downtime during Online CRM Application Migration

Problem Statement : Transaction 1 (T1) is intended to delete and subsequently insert few records to a table TB1. The business logic is like, this T1 should be open and not to commit as well until the end of delete followed by insert operation. ...
over 4 years ago in Db2 for z/OS 1 Not under consideration

Query Nodes - Allow Certain Members of a DB2 Group to Process Queries Against OLTP Data Without Interfering with OLTP

In a DB2 for z/OS data-sharing group, allow customers to designate certain DB2 members as "query-only" subsystems. A "query-only" subsystem, or "query node" would process queries for analytics and business intelligence against the same databases a...
almost 7 years ago in Db2 for z/OS 1 Not under consideration

Avoid Db2 failure even if it got BSDS access initialization failure (BSDS timestamp mismatch)

[Background]- Customer's GRSRNL specifies SYSVSAM in systems exclusion list because they need to share CATALOGs. [Description]Our customer got BSDS Access initialization failure and starting Db2 was failed. Please refer to PMR#55237,615,760.They c...
almost 7 years ago in Db2 for z/OS 0 Functionality already exists

A new command "REBIND QUERY" should be made available.

When packages become invalid due to maintenance activities, they may be rebound when needed. But, when a hint is established by running a "BIND QUERY" command, that bound query may become invalid by these same events. Restoration of that bound que...
over 4 years ago in Db2 for z/OS 1 Not under consideration

Add new parameter for REORG to designate different access behavior when REORG is in LOG/SWITCH phase

Let's say we have zparm IRLMRWT=15, and we have large tablespace REORG with SHRLEVEL(CHANGE) or (REFERENCE), the elapse time of LOG/SWITCH phase is greater than 15 seconds, this causes a lot of online workload timeout with -911. At that time the t...
over 4 years ago in Db2 for z/OS 1 Not under consideration

Column name isn't allowed after LIKE

SQL that does select * from xxx where 'value' like col1fails.
over 11 years ago in Db2 for z/OS 1 Not under consideration

Long Time to restart DB2 caused by Rollback in SYSIBM.SYSSEQUENCE

As in PMR 94522,250,631:"Yes, it'd good to ask customer to submit a RFE so that this issue can be evaluated by the DB2 development architects. The current DB2 behavior was designed and implemented before SYSIBM.SYSSEQUENCE exists. Thank you very m...
almost 7 years ago in Db2 for z/OS 3 Not under consideration

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