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Name field z/OS MVS JCL Reference SA23-1385-00 |
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When specified, code a ddname as follows:
Omitting the ddname: Do not code a
ddname when the DD statement defines a data set that is concatenated
to the data set of the preceding DD statement. You can code PATH or
DSNAME in either or both of the DD statements if your program uses
BSAM, QSAM or BPAM.
Note: Prior to z/OS® V1R7
you could define indexed sequential data sets using DSORG=IS and a
DD statement without a name.
Name field when overriding a procedure DD statement: Code the following in the name field of a DD statement that is to
override a procedure DD statement:
Name field when adding a DD statement to a procedure: Code the following in the name field of a DD statement that
is to be added to a procedure:
For example:
Name field when adding a DD statement to a program: When you code a DD statement with a ddname of procstepname.ddname
within a program step, the system:
Special ddnames: Use the following special ddnames only when you want to use the facilities these names represent to the system. These facilities are explained in Special DD statements.
Do not use the following ddnames. They are reserved for compatibility with the prior releases of MVS.
Do not use the following ddnames on a DD statement in a JES2 system. They have special meaning to JES2.
The following ddnames have special meaning to JES3; do not use them on a DD statement in a JES3 system.
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