What is data bean, access bean, session bean and entity bean in wcs
Data beans: Data beans implement one or all of the following Java interfaces: com.ibm.commerce.SmartDataBean com.ibm.commerce.CommandDataBean com.ibm.commerce.InputDataBean (optional) Instantiating databean in JSP Instantiating databean in Java Access Beans: Access beans are wrappers over the entity beans. Finding data by primary key Using a refreshcopyhelper method Do not need to use the refreshCopyHelper() if we are using