Rational Developer for System z
Enterprise PL/I for z/OS, Version 4.2, Programming Guide

Defining VSAM file using PL/I dynamic allocation

VSAM data sets can be defined by using either a DD statement, an environment variable, or the TITLE option of the OPEN statement.

When an environment variable or TITLE option is used, the name must be in uppercase. Specify the MVS data set as follows:

DSN(data-set-name)

data-set-name must be fully qualified and cannot be a temporary data set; for example, it must not start with &.

You must specify one of the following attributes after the DSN keyword:

OLD
SHR

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