Answer / techy

* MADE UP OF ONE OR MORE PROGRAM COMMUNICATION BLOCKS (PCBs)
* DB PCB - DEFINES PROGRAM’S VIEW OF A IMS DATABASE
* WHENEVER A DATABASE VIEW DEFINED BY THE PCB IS ACCESSED
BY A CALL, THE RESULTS OF CALL ARE PASSED THROUGH THE PCB
TO PROGRAM
* PSB IS GENERATED BY PSBGEN MACRO

* PCB GIVES LOGICAL VIEW OF A DATABASE
* PORTION OF DATABASE THAT THE PROGRAM PROCESSES IS CALLED
APPLICATION DATA STRUCTURE

Sample PSBGEN

PRINT NOGEN
PCB TYPE=DB,DBDNAME=database-name,KEYLEN=20,PROCOPT=LS
SENSEG NAME=seg-name
SENSEG NAME=field-name,PARENT=seg-name
PSBGEN
END

KEYLEN IS THE LENGTH OF CONCATENATED KEY

Answer / shriram

Actually its the responsibility of administrator.
But if the admin rights are given to your ID then you can
code it using the other PSB definitions,but you must inform
support team before moving the same to production.

Answer / ragahvendra

PSBs are generated by DBA. A PSB contains macro instrucions
and a job is submitted to generate the PSB in a pre
determined PDS.

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