Tables within a database management system (DBMS) need primary keys and defined indexes in order for the DBMS to have the opportunity to provide good query performance. Without indexing, the worst ...

A computer in a network that is dedicated to database storage and retrieval. It holds the database management system (see DBMS) and the databases. Upon requests from the client machines, it searches ...

A high-speed computer in a network that stores the programs and data files shared by users. It acts like a remote disk drive. The difference between a file server and an application server is that the ...