Member Avatar for stevanity

Hey guys. Im designing a web app with rails for storing and analysing college students' marks.

Ive come up with a database design like this:
First

Now IM not sure how to set the associations. Can you please help me? And is the design ok?

Edited by stevanity
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Member Avatar for mosaad

use

 has_many :

and

belongs_to :

in the models

Member Avatar for stevanity

Thanks a lot. Ive done it and Ive come a long way now :)

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