Problems with zip JDCB?

This day i begin making the pull of the information of database and adds some functios (Inserts, Views). After, i investigate how can i implements the functions, SP and views in the data base. For this, many web pages suggested me use the library JDBA, but i donwload from here. In this contains the Zip with the code to connect. When i have my first code this doesnt connect. I investigate for 2 hour but i cannt doit. untill i found that the Java dont the initialization with the .zip. i can do the initialization but i preffer found the .jar to maybe avoid futures problems with the users. And now all its done. i want suggest this web Page to learn about the conection with Java, the code is really easy to understand