You have two database servers SEMP and SACCT. The database in the SEMP server
maintains the employee information and the database in the SACCT server maintains the
accounts payable information. The employees submit the expense reports to the accounts
payable department. A user of the accounts payable database wants to extract the
employee information from the database in the SEMP server for cross-verification. Which
schema object enables the user to access the information from the remote database?
A.
Database link
B.
Mapping table
C.
Cluster
D.
Materialized view
A