Open Database Access (ODBA)

Any program that runs in a z/OS® address space can access IMS DB through the Open Database Access (ODBA) callable interface.

Any z/OS application program running in a z/OS address space that is managed by z/OS Resource Recovery Services (RRS) can access IMS full-function databases and data entry databases (DEDBs). z/OS application programs that use the ODBA interface are called ODBA applications.

From the perspective of IMS, the z/OS address space involved appears to be another region called the z/OS application region.

Types of programs that can call the ODBA interface include: