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
er diagram for rto management system
E-R diagram for park management
DFD diagram of company payroll system.
blah blah blah
ER Diagram of online shopping
Er diagram of on line shopping
draw the er diagram for tours
You can probably use Gliffy (http://www.gliffy.com/) to create ER diagrams online
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).
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)
I 'm need ER diagram for websit news
How do you draw a ER diagram for a automobile industry?
You also can draw your ER diagram by so many ways. A software called Edraw is a better software to draw the ER diagram. This one has some ready-to-use ER diagrams templates conceptdraw.com/How-To-Guide/er-diagram
Er diagram of human resource managenent system