Introduction to IMS databases

The introduction to IMS databases describes the tasks of database administration and discusses the key concepts and terms used when administering IMS Database Manager.

Information roadmap for database creation
This roadmap contains a general introduction to IMS databases and step-by-step instruction on how to create a database.
Database administration overview
The task of database administration is to design, implement, and maintain databases.
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.
Database administration tasks
The database administration tasks relevant to IMS databases are listed in this topic.
Database concepts and terminology
This topic discusses the terms and concepts you need to understand to perform IMS database administration tasks.
Overview of optional database functions
IMS has several optional functions you can use for your database.
How databases are defined to IMS
If your IMS system manages runtime application control blocks by using the catalog, you can define databases to IMS by issuing industry standard SQL statements. However, if your IMS system uses ACB libraries, you must code a macro that generates a DBD.
How application programs view the database
You control how an application program views your database.

Parent topic: General database concepts, standards, and procedures