z/OS MVS JCL Reference
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DD statement

z/OS MVS JCL Reference

Purpose: Use the DD (data definition) statement to describe a data set and to specify the input and output resources needed for the data set.

The parameters you can specify for data set definition are arranged alphabetically in the topic of "DD Statement".

References: For information about the JES initialization parameters that provide installation defaults, see z/OS JES2 Initialization and Tuning Reference and z/OS JES3 Initialization and Tuning Reference.

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