Relationships. “ S ituation that exists between two relational database tables ”. It stop the need for repeating data A llows the database to be smaller in size Makes it easier to update, add and delete information It also makes searching the database easier. Data Redundancy.
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This is a flat file database, boo hiss!!!
The problem is that we have redundancy
This can never be made, as the database wont allow it
Try and find the problem with using a 1 to many relationship