Connection Pool - DBCP

http://commons.apache.org/dbcp/

commons-dbcp.jar
commons-pool.jar
commons-collections.jar : 1.2.2 에서는 필요치 않음.

BasicDataSource ds = new BasicDataSource();
ds.setDriverClassName(…);
ds.setUrl(…);
ds.setUserName(…);
ds.setPassword(…);

......
Connection conn = ds.getConnection();

......
conn.close();