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Backup from RSS or HDR Secondaries using ontape, onunload, onbar, dbexport
In HDR enviroments, being able to backup or export databases from and HDR, HDR read-only, or an RSS secondary server is critical. Programs like ontape, onunload, dbexport, and onbar generate locks on tables during backups and data-exports. This cr...
SQL interface to obtain the temporary space usage (tables, hash, sorts...)
A DBA and possibly a programmer needs an easy way to monitor who is responsible for the temporary space usage.Currently it's possible a user may be consuming a lot of temporary space and impacting other sessions, without the DBA being able to quic...
Enhance availability of readahead performance details
With the ubiquity of intelligent storage, the value of readahead in the Informix server is reduced and excessive readahead can be detrimental to performance. However, since the introduction of the AUTO_READAHEAD parameter and the associated change...
Implement CREATE OR REPLACE option for stored procedures
We are looking to deploy more code into the system hot, taking advantage of improvements have made to trap any -710 errors internally and re-parse transparent to the user session. Currently it is necessary to drop a procedure before creating a new...
Enhance EXPLAIN in order to no longer need Informix server access
Currently Informix EXPLAIN generates a server side file. For developers that are working from remote machines, it becomes problematic to retrieve the explain files when they have restricted access to the Informix Server machine.
There are 2 undoc...
Need the ability to increase the number of logical log buffers from 3 to handle peak transaction loads
Currently there are three logical log buffers. When transaction load increases sometimes all three logical log buffers are being flushed, especially in an unbuffered logged database environment. In such an environment increasing the size of the lo...
There are important basic features are missing in InformixHQ tool shipped with Informix 14.10XC2 version. Without these basic features, it would be hard for us to use the tool to quickly identify specific information looking for , specially when d...
Add metrics for reverse index scans and number of retries.
As per APAR IT37120: CONCURRENT QUERIES USING REVERSE SCAN OF INDEX WITH MANY DELETEDENTRIES MAY ENCOUNTER POOR PERFORMANCE
reverse index scans can require a retry.
Add metrics for number of reverse scans per partition and number of retries.
If oncheck encounters a row/table is locked it immeditely returns error: ERROR: Could not obtain lock for <database>:<user>.<table> It would be useful to have an option for user to select lock wait time for example: oncheck -cDI ...
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