datamodel

问题 I am confused to understand what is the meaning of this words: Entity , Model , DataModel , ViewModel Can any body help me to understanding them please? Thank you all. 回答1: I hope I've not missed your point here king.net... Anyway, presuming you're talking about entity modelling or entity-relationship modelling (ERDs): an entity represents any real world entity - e.g. student, course, an entity will have attributes - e.g. student has first name, surname, date-of-birth an entity will have

问题 I designed a data model which is represented by an XSD scheme. The data model also provides the types that are being used as web service parameters in a WSDL descriptor. I would like to send the XSD scheme around and ask the people involved to peer review the data model. What tool or presentation method would you suggest to be used as a basis for peer reviews? The data model should be readable for non-skilled people, at least when it comes to the semantic meanings of the parameters Edit: To