Java Database Connectivity (JDBC)

Hi,
I am creating a Project in eclipse using JDBC , I want to execute this project into another system where jre is installed , what shd i do ? shd i create a executable jar file and run into another system , or therez another way to run this project.

Also i am facing one problem i have created itz executable jar file , but when i run this jar file and when i enter the values in the textfield it does not save in database i am using mysql server as a database.

Thanks