VSAM Demystified

Sample code

This appendix contains useful JCL and code samples that can be modified and used in your installation.

This appendix contains the following sections:

•JRIO API examples

•Accessing the VSAM Shared Information (VSI)

•Sample programs extract from SMF record type 64

•REXX code to list compression ratio

•GTF procedure example

JRIO API examples

Here some examples of JRIO APIs for accessing VSAM data sets:

Locate a record by key in keyed access record file

IKeyedAccessRecordFile karf =

new KeyedAccessRecordFile("//JOE.KSDS",

; JRIO_READ_MODE); ...