The Oracle connection name that identifies the primary database connection in the Oracle tnsnames.ora file.
This parameter is available only for Oracle.
<not configured>
A valid primary database connection name from the Oracle tnsnames.ora file specified by the pds_tns_filename configuration parameter.
Setting of the configuration parameter overrides settings of the configuration parameters pds_host_name, pds_database_name, and pds_port_number.
This configuration parameter is required when the Oracle data server instance to be replicated is part of a Real Application Cluster (RAC) configuration.
pds_tns_filename configuration parameter.