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Client APIs and toolsYou can use the HCL OneDB™ implementation of client APIs to develop applications for HCL OneDB™ database servers.
Change Data Capture API Programmer's GuideThese topics describe how to program applications to process changed data from HCL OneDB™ databases using the HCL® OneDB® Change Data Capture API.The HCL® OneDB® Change Data Capture API Programmer's Guide describes how to program applications to process changed data from HCL OneDB™ databases using the HCL® OneDB® Change Data Capture API.
The syscdc system databaseThe syscdc system database contains tables that store information about the Change Data Capture API.

The syscdc system database

The syscdc system database contains tables that store information about the Change Data Capture API.

The syscdc database can only be accessed or connected to by the user informix. It uses the UTF-8 locale. You cannot alter the tables in the syscdc database; you can only query them.