The preference that indicates the order in which to search locations for the DBD. This parameter is specified as the third positional parameter in the IMSBSDS statement in the DBMOVER configuration file. This parameter value is used by z/OS PowerExchange Listener jobs.
The following options are valid for this parameter:
C
. Search the IMS catalog first and then the DBDLIB library.
D
. Search the DBDLIB library first and then the IMS catalog if available.
O
. Search the IMS catalog only. If the catalog is not available, issue an error.