Apache Commons Database Connection Pooling (DBCP)

Connection Pooling provides efficient way of using database connections. It uses shared pool of connections to perform database activities. With a connection pool, user doesn’t need to get a connection by itself, use a shared pool of connection.

Apache Commons DBCP provide efficient way to perform this task. his Commons package provides an opportunity to coordinate the efforts required to create and maintain an efficient, feature-rich package under the ASF license.

Apache commons provides framework for connection pooling code base, which makes it really easy to manage the pool.

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