In this example, the indexed sequential data set to be converted (ISAMDATA) is cataloged. A key-sequenced data set, VSAMDATA, has previously been defined in user catalog USERCTLG. Because both the indexed-sequential and key-sequenced data set are cataloged, unit and volume information need not be specified.
//CONVERT JOB ...
//JOBCAT DD DISP=SHR,DSNAME=USERCTLG
//STEP EXEC PGM=IDCAMS
//SYSPRINT DD SYSOUT=A
//ISAM DD DISP=OLD,DSNAME=ISAMDATA,DCB=DSORG=IS
//VSAM DD DISP=OLD,DSNAME=VSAMDATA
//SYSIN DD *
REPRO -
INFILE(ISAM ENVIRONMENT(DUMMY)) -
OUTFILE(VSAM)
/*
To drop records flagged for deletion in the indexed-sequential data set, omit ENVIRONMENT(DUMMY).
The use of the JOBCAT DD statement prevents this job from accessing any system-managed data sets.