ER Diagram of online shopping
Er diagram of on line shopping
probably, online shopping is not advisable because you can only see it trough internet but you can't touch the texture, quality and smoothness so maybe, it is not what you like when you see it.
draw the er diagram for tours
the ER is the same by the deigned
You can probably use Gliffy (http://www.gliffy.com/) to create ER diagrams online
An ergonomic diagram for a shopping cart can be made by using a map of the store where purchases will be made. Many major grocery stores have printed maps for customers. Another way to diagram a shopping cart is to make a grocery list while in the store, noting the different things in each department and the store layout.
There are many places one can find tools for an ER diagram. ER stands for Entity-Relationship. These tools can be found at sites such as Case Studio, Edraws Soft, and Smartdraw.
Extended ER diagram is a variant of ER diagram. EER include ER diagram + hierarichal concept. Extended ER diagram is also called Enhance ER diagram(EER).
class diagrams
try www.wikipedia.com which will help you for making ER - Diagram ....and copy past given link below in your browser for detailed description about ER - Diagram :http://www.infocom.cqu.edu.au/Courses/spr2000/95169/Extra_Examples/ERD.htm
a department employs many employees
supermarket (ER-Diagram)