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Go4Expert Founder
7Aug2009,08:49  
shabbir's Avatar
Quote:
Originally Posted by mayjune View Post
1) Do you underline the foreign key?
No only primary keys

Quote:
Originally Posted by mayjune View Post
2) Do you show foreign key ?
No

Quote:
Originally Posted by mayjune View Post
3) In the diagram, I have subbed Actors address as a seperate entity, do i have to show actors id in it as a foreign key?
Yes

Quote:
Originally Posted by mayjune View Post
4) A Member crticizes a movie, but i didnt know how to show that in the diagram?
As a Review with may be a rating.

Quote:
Originally Posted by mayjune View Post
5) Are the relations shown correct? if not whats wrong?
No. You have movie and Actor but there may be many actors in a movie.

Quote:
Originally Posted by mayjune View Post
6) How do I make a schema table out of it?
If you have the ER Diagram correct each unit would be a table.

Quote:
Originally Posted by mayjune View Post
7) Do i show foreign key in all of them?
No

Quote:
Originally Posted by mayjune View Post
8) How do I show criticism in the schema table? as it itself is not a table but a relation!
Relations would also be a table.

I would suggest you start ER Diagram on smaller note.
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