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IMSStructures and Functions of IMS
This article discusses IMS database organization, access methods, secondary indexes, and logical relationships. It covers the following topics:
Control Blocks
Access Methods
Hierarchic Sequential Databases
Hierarchic Direct Databases
Fast Path Databases
The Role of Secondary Indexes
The Role of Logical Relationships
Control Blocks
Access Methods
Hierarchic Sequential Databases
Hierarchic Direct Databases
Fast Path Databases
The Role of Secondary Indexes
The Role of Logical Relationships
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IMS
- Structures and Functions of IMS
- IMSPLEX Execution Considerations
- When Unexpected Things Happen to Good Messages
- IMS Online Processing
- Recovering IMS Systems By Yourself
- Requirements for IMS 7.1 and HALDB Database Changes
- Multi-Volume Data Sets of OSAM
- IMS Dynamic DEDB Extensions
- System Definition Process of IMS
- Implementations of IMS Subsystems to z/OS
