Look at the Recent Question which documents some of the setup for TomCat Connection Pool and looking up the connection Using JNDI. From your JSP you may also directly connect to a DB and preform your specific functions. Prehaps you could try using the Search function to get general information from other questions which may have insightful information which could help to narrow the scope of your question to a more specific set of problems you may be having with your developement efforts.