Database Applications¶

Databse applications will either be two-tiered or three-tiered

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Two-Tiered Architecture¶

In this format, the application resides within the client's machine. To provide a feature, it sends a query directly to the database system, which is located inside the server machine.

Three-Tiered Architecture¶

In this format, the client machine does not send any direct calls to the database. Rather, the application server acts as a mediator between the client program and the DBMS