java.sql.DriverManager is the first and most simple way to access a JDBC driver. A type 4 JDBC driver does not require any special configuration. You make it available to your application via the classpath as any regular JDBC driver. Type 2 and Embedded Server JDBC drivers require a JNI link to access client or embedded server libraries. This puts additional requiremenets on the configuration.
This section contains configuration examples for various web and applications servers