Question
Explain the two tier and three tier architecture of JDBC.
Answers
Two tier and three tier are structures supported by JDBC API info accessing database.The Java applet can directly interact with the database with help of JDBC driver which has the ability to communicate with data base management system which is being accessed under the two tier model. Under three tier model the middle tier gets a role to play. Commands are forwarded to SQL statements via the middle tier. Then the SQL statement is processes by the database and sent to user via the middle tier again.   Your Comment




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