Setting up a JDBC Connection Pool

In order to specify how the web server allows an application to communicate with the database, we need to set up a database connection pool. A database connection pool is basically a group of reusable connections that a server maintains for a specific database. Web applications requesting a connection to a database obtain that connection from the pool. When an application closes a connection, the connection is returned to the pool.

In order to set up a connection pool on the server, a JDBC resource (also called a data source) must first be created. A JDBC resource provides applications with a connection to a database. Depending on whether you're using Tomcat or SJSAS, do the following:

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