CA Compress/2

CA Compress/2

The CA Compress/2 Data Compression System enables your applications to invoke subroutines to compress and expand data, reducing the cost of storing data on disk or tape and supporting compression exits to a wide variety of products. In addition, utilities can be used to compress or expand the following:

• Entire key-sequenced or entry-sequenced VSAM files.
• Entire sequential files.
• Entire direct access files and members of partitioned data sets when being processed sequentially.
• CA Compress/2 is provided to all CA Compress users.

This section contains the following topics:

Features

Using Subroutines

Accessing the FDT

JCL Implications for Existing Application Programs

Calling the Subroutines

Incorporating Subroutine Calls in Existing Application Programs

Defining Compressed Records in COBOL Application Programs

Linking Subroutines With Applications

Using CA Compress/2 Under CICS

The CA Compress/2 Utilities