Important Question in VSAM

·          How can I specify dummy VSAM dataset in a JCL? Code AMP=’AMORG’ . This parameter tells the OS to treat the file as VSAM file. //N...

·         How can I specify dummy VSAM dataset in a JCL?

Code AMP=’AMORG’ . This parameter tells the OS to treat the file as VSAM file.

//NOVSAMIO DD DUMMY,AMP=’AMORG’

·         I want to make my VSAM dataset read-only. How can I do it?

By using INHIBIT along with ALTER command

e.g.,

//STEP1 EXEC PGM=IDCAMS

//SYSPRINT DD SYSOUT=*

//SYSIN DD *

ALTER -

SECRET.KSDS.DATA -

INHIBIT

ALTER -

SECRET.KSDS.INDEX -

INHIBIT

        /*

       //