Basic HTML version of Foils prepared May 19 99

Foil 37 JDBC 2+ Tier Architecture

From Overview of JDBC: Java Database Connectivity Basic Information Track Computational Science Course CPS616 -- Spring Semester 1999. by Nancy McCracken,(Sangetta Aggarwal, Meryem Ispirli, Udayan Parvate, Tom Pulikal, Chao-Wei Ou)
In the absence of pure 3 tier drivers, it is easier to have what is sometimes called "2 tier plus" architectures. In this picture, we have a 3 tier client/server picture, except that the client provides and HTML or Java user interface that can access JDBC user code on the server.
Remote
Client
Remote
Server
Java or HTML
GUI
Database2
Local jdbc
Driver
Internet/intranet
M1
M2
Database1
Database3
(Possibly on M3)
Java JDBC
user methods

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