<html> <head> <title>Understanding JDO</title> </head> <body text=#FFFFFF bgcolor=#000080 link=#000080 vlink=#800000 alink=#000080> <center> <a href="text0.htm">First page</a> <a href="text19.htm">Back</a> <a href="text21.htm">Continue</a> <a href="text41.htm">Last page</a> <a href="img20.htm">Graphic</a></center><br> <h1><b>Understanding JDO</b></h1><p> <ul><li><h2><b>Java business objects</b></h2> <ul><li>Java objects combine data and methods <li>Used to perform business logic </ul><li><h2><b>RDBMS</b></h2> <ul><li>Relational model, massive data sets <li>Efficient means of storage and queries </ul><li><h2><b>O/R Mapping</b></h2> <ul><li>Loads relational entities into Java objects and stores them back in the database </ul></ul></body> </html>
