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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Informix Server

Showing 454 of 15483

Sort data calculations should not be used to determine number of passes for UPDATE STATISTICS MEDIUM/HIGH statements where an index is used, fix misleading explain output

UPDATE STATISTICS MEDIUM/HIGH can be used with an explain option. The explain file always shows a sort data calculation which then determines the number of table scans (passes) the database engine will undertake. These are calculated before any de...
over 1 year ago in Informix / Informix Server 0 Not under consideration

Do not allocate MGM memory to UPDATE STATISTICS MEDIUM/HIGH with PDQ if index is used for sort

If an UPDATE STATISTICS MEDIUM/HIGH statement with PDQ is run, Informix will allocate memory for sorts from the memory grant manager (MGM). This happens regardless of whether there is any sorting to do. If a single indexed column is specified in t...
over 1 year ago in Informix / Informix Server 0 Not under consideration

Avoid UPDATE STATISTICS [LOW] sampling failures due to data skew

If onconfig parameter USTLOW_SAMPLE is set, sampling will be used for all UPDATE STATISTICS LOW commands. On some tables this will always or nearly always fail due to data skew, printing a message like: Warning: update statistics low using samplin...
over 1 year ago in Informix / Informix Server 1 Not under consideration

MSG_DATE format should follow $DBDATE if defined

Several customers would like the format of the date written to online.log when we have the MSG_DATE parameter defined/activated to follow the format of DBDATE.Currently it seems to follow the American standard (MONTH / DAY / YEAR2).
about 8 years ago in Informix / Informix Server 1 Not under consideration

ifxclone to not change BUFFERPOOLS

ifxclone to not change BUFFERPOOLS when running.
over 1 year ago in Informix / Informix Server 0 Not under consideration

Option to get a warning if strings are truncated during an insert

There should be an option to get a warning if strings are truncated during an insert. Especially this warning is needed when a string is inserted using the functionality of encyption. If the encrypted string is truncated during insertion, the reco...
over 11 years ago in Informix / Informix Server 1 Functionality already exists

Add constant to centralized Key of ER Consolidation Model

We want to consolidate the data from our stores to one centralized server, but we can't modify the existing tables. Each store is identical. We need the consolidated model to have an additional value in the unique key of the centralized server of ...
over 9 years ago in Informix / Informix Server 0 Not under consideration

Better checkpoint flush statistics

Improve checkpoint flush statistics to show storage performance issues better.
about 4 years ago in Informix / Informix Server 0 Not under consideration

CREATE MATERIALIZED VIEW

The materialized view functionality will increase the performance.
over 9 years ago in Informix / Informix Server 1 Not under consideration

Add onstat -g vpcache detail to show breakdown of usage e.g. smx buffers

. When the vp-cache grows to gigabytes we need to see why it is growing. Currently shared memory dumps have to be sent to HCL for analysis. Propose 'onstat -g vpcache detail' to show what the vpcache on each cpu vp is being used for e.g. smx buffers.
almost 2 years ago in Informix / Informix Server 0 Not under consideration

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