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Limit open partitions to avoid very large rsam pool
In systems with a lot of tables informix can have a very large rsam pool. This can cause informix to allocate so much memory it starts swapping or in memory limiting versions (like workgroup, express etc.) to even let the engine crash. Sometimes t...
Hi, my customer is a long haul IDS customer who loves it. A few years ago, his team fell in love with Tableau, which resolved many business cases for his company. Unfortunately, after getting more and more demanding with Tableau functionality, and...
Developers have the Informix Client SDK installed on their workstations / application development machines.
There is the need to be able to dump the Informix databases schemas definitions, but the SDK does not provide any such tool.
To work arou...
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...
Add support for an asynchronous/non-blocking Java API
Add support for an asynchronous/non-blocking Java API called Reactive Relational Database Connectivity (R2DBC) (https://r2dbc.io/). The R2DBC driver list includes several DBMS, but not Informix. Customer case: In Huge systems with lots of users se...
Some customers are constrained and need to continue to use Informix 32-bit CSDK drivers. Their applications currently use the Informix 32-bit libraries & there are often build constraints to moving to a 64-bit CSDK.
I was doing DB development in an Ubuntu/Linux enviornment using PERL. PERL has a database abstraction layer called DBI. Supports preparing queries to both MySQL and Informix with no changes. It does rely on a lower layer DB interface driver, for I...
Every query which need to group by and concat few columns is impossible with informix. For example for this SQL : select t.tabname, c.constrname
from sysconstraints c, systables t , outer syschecks k
where t.tabname = 'my...
over 2 years ago
Within Informix the username is defined as char(32). The Informix feature "Informix trusted context" enable Informix to be used with Federated Authentication, in such cases the impersonated user is identified using an email address. In view of thi...
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