Thursday, July 30, 2009

Entity Relationship Diagram(ERD)

Updated 2/9/2009

The purpose of draw this diagram to show the relationship among the objects and personal attributes that belong to them.

Diagram 1



1)Seller/Administrator is provided with a control panel page at the eEasy Online Shopping Store with series of functions.

2)The Control Panel contains edit file functions and website application functions.(Assumption : In order to have Edit File & Website Application functions, we must have a control panel first.[Mandatory]There may be a situation in which the functions is not necessary to implement.[Optional])

Diagram 2


1)Customer can places many order(one to one relationship) as they wish when in eEasy Online Shopping Store and viceversa.(Assumption:In order to have a list of order,we  must have at least one customer.[Mandatory]There may be situation in which placement order action is not necessary from the customer.[Optional])

2)Order can contains many order items details in the list and viceversa is part of the order.(Assumption:In order to have a order items details, we  must have at least one order taken from the customer.[Mandatory]There may be situation in which order items details is not necessary direct from the order list.[Optional])

3)Visitors can view many categories as they wish in eEasy Online Shopping Store.(many to many relationship)

4)Each category will contains many product.(one to many relationship)

5)The product will have the order items details.



Prepared By Yeoh Tze Wei(Team Leader)

Checked By Soh Wee Long(Programming Leader 2)

Documentation By Goh Seng Yiung(Documentation Manager)

Posted By Phang Xiao Shen(Design Manager)

6 comments on "Entity Relationship Diagram(ERD)"

Shalin Siriwaradhana on May 9, 2016 at 2:18 AM said...

You can find more entity relationship diagram templates in creately diagram community. Its a diagram resource for many kinds of diagrams including ER, UML, Flowchart and org charts. There are 1000s of templates to get stared right away!

Djadai on August 8, 2016 at 1:35 AM said...

Online shopping is my passion, every day I surf around the web in different websites and what I like to do the most is to order different things, Of course, I always look for best offers and I am very pleased I came across this site: I save a lot of money when I'm shopping from it.

Daisy Lola on June 1, 2017 at 12:17 AM said...

Thank you For restaurant online ordering website a such a wonderful post really!....

sophile ruby on June 12, 2017 at 6:12 AM said...

Thanks for online ordering system for takeaway giving the wonderful information. it is useful

Abenayek Lahiru on August 12, 2017 at 9:33 AM said...

I'm student....Lives in Srilanka. lots of thanks.

Freya Amelia on February 20, 2018 at 1:07 AM said...

I think your post is very good, online ordering website for takeaway food rather I would have liked to read a bit more about this topic because I think it is quite interesting. So i look forward to see next updates.

Post a Comment


web prepared by

Phang Xiao Shen
Design Manager


eEasy Shopping Store Copyright 2008 Shoppaholic Designed by Ipiet Templates Image by Tadpole's Notez Distributed by Blogger Blog Templates