Can Applet link to web access database(not local)?

I am very happy that My applet can link to local database after changing permission with policytool ,but my applet still have permission problems on other computer,Actually, I now hope that my applet can link to web database directly(not through Servlet/JSP)on other computer without using URLconnection objects.How can i do?THANK^^

[339 byte] By [perfectlifepana] at [2007-9-29 22:53:17]