Solved

entity relationship diagram----->Hierarchical---->network diagram

Posted on 1998-12-07
5
1,490 Views
Last Modified: 2011-09-20
there are three ways to design a data base

1. using Entity relationship diagram
2.Hierarchical model diagram
3.network diagram

now most databases are made based on Relationship model

i need an
1.ER diagram of a  company
2.the same diagram to be made in hierarchical model and in network model .
this means that i need the ER diagram to be transformed into Hierarchical and to network

-  or if possible the rules to transform an Er to Hierarchical and from ER to network diagram

0
Comment
Question by:raslan
  • 3
5 Comments
 

Author Comment

by:raslan
Comment Utility
any infromation on the issue is welcomed too
0
 
LVL 3

Expert Comment

by:slok
Comment Utility
just out of curiosity, why do you want a ER diagram to be converted to Hierarchical
and Network diagram.
Why not design them in that format if there's a need.?


0
 

Author Comment

by:raslan
Comment Utility
This is an assignement

0
 

Author Comment

by:raslan
Comment Utility
This is an assignement


plz help
0
 
LVL 2

Accepted Solution

by:
cedricd earned 200 total points
Comment Utility
i know a very good program to help you to analyse a database,using many analyst method as merise etc...
it's called EasyCase for workgroup (visible system corporation)
http://www.visible.com
0

Featured Post

Highfive + Dolby Voice = No More Audio Complaints!

Poor audio quality is one of the top reasons people don’t use video conferencing. Get the crispest, clearest audio powered by Dolby Voice in every meeting. Highfive and Dolby Voice deliver the best video conferencing and audio experience for every meeting and every room.

Join & Write a Comment

Suggested Solutions

This article describes some very basic things about SQL Server filegroups.
Entering time in Microsoft Access can be difficult. An input mask often bothers users more than helping them and won't catch all typing errors. This article shows how to create a textbox for 24-hour time input with full validation politely catching …
Video by: Steve
Using examples as well as descriptions, step through each of the common simple join types, explaining differences in syntax, differences in expected outputs and showing how the queries run along with the actual outputs based upon a simple set of dem…
Polish reports in Access so they look terrific. Take yourself to another level. Equations, Back Color, Alternate Back Color. Write easy VBA Code. Tighten space to use less pages. Launch report from a menu, considering criteria only when it is filled…

772 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question

Need Help in Real-Time?

Connect with top rated Experts

10 Experts available now in Live!

Get 1:1 Help Now