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

Config for the server to refuse to start if shared memory segments do not use huge pages.

When shared memory segments are not using huge pages there can be performance impact I would like an option for the engine to abort startup similar to FULL_DISK_INIT=0 if huge pages cannot be used for shared memory segments. Scenario: sysmaster sy...
over 4 years ago in Informix / Informix Server 0 Not under consideration

Allow DDL changes on a table with full row logging

We want to use CDC to replicate data changes to a different system. We do schema changes once a month, and this complicates things a lot. According to our vendor, this is a limitation for Informix only, other source systems can hande DDL changes t...
over 3 years ago in Informix / Informix Server 0 Future consideration

For RSS and HDR nodes partition the apply work by transaction id instead of partnum.

For RSS and HDR nodes currently the apply work is partitioned across threads by partnum, We would like the option to partition the work across apply threads by transaction id. Currently RSS apply threads have to syncronise with the other apply...
over 2 years ago in Informix / Informix Server 0 Future consideration

Evaluate using io_uring for I/O in Informix Linux Platform

Create some performance tests and evaluate an architecture change in Informix to migrate AIO or Kernel AIO to using kernel io_uring Maybe it's not possible to use io_uring in Informix and nowadays, performance increase from using IO_DIRECT KAIO to...
about 3 years ago in Informix / Informix Server 0 Future consideration

Informix documentation for oncheck command should be crystal clear

Informix documentation for oncheck command does not explain clearly that this command should be run only during a maintenance window or during an off-hours period because the oncheck utility places a shared lock on system catalog tables when the d...
almost 4 years ago in Informix / Informix Server 1 Not under consideration

Implement Oracle "Flashback Database and Restore Points"

Implement same functionality as Oracle Flashback Database and Restore Points. There regular procedure to restore data with Informix is to restore either the entire instance or some dbspaces. This procedure can be very long (5 hours+) when high dat...
over 10 years ago in Informix / Informix Server 0 Not under consideration

Add bloom filters similar to SQL Server.

Add bloom filters similar to SQL Server. https://sqlperformance.com/2019/08/sql-performance/batch-mode-bitmaps-in-sql-server This is complex bitmaps "This sets one or more bits in the bitmap structure according to the result of applying one or mor...
over 1 year ago in Informix / Informix Server 0 Not under consideration

Add Readonly Database Connection Support

It would be beneficial to have a readonly connection when accessing the database from third party software. Many products provide the ability to connect via JDBC but they also have the ability to make changes. Example LibreOffice Base can be setup...
over 1 year ago in Informix / Informix Server 0 Not under consideration

UTC/GMT timestamp conversion function for Informix database

Informix does not have a UTC/GMT timestamp conversion function. Requirement :---------------------------------1) Cast function to convert from a particular datetime to UTC datetime based on the current timezone2) Cast function to convert from sysd...
over 9 years ago in Informix / Informix Server 1 Not under consideration

The function LENGTH () also for BLOBs / CLOBs

Unfortunately, there is no SQL statement that returns the size of the blob. You have to use an external program to get such information. I wish the sql function length() worked for BLOBs/CLOBs.
about 11 years ago in Informix / Informix Server 3 Not under consideration

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