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why java.sql package contain most interface like Statement,preparedStatement ?

vitthal wable
Greenhorn

Joined: Sep 09, 2006
Posts: 16
why java.sql package contain most interface like Statement,preparedStatement,ResultSet?
Paul Sturrock
Bartender

Joined: Apr 14, 2004
Posts: 10336

All these interfaces are implemented in a database specific way by the JDBC driver you use. So you can code to the interface, but change the implementation at runtime.


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