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Determine object representation
As a designer, we must choose properly that when to use primitive types in representing objects and when to combine groups of related objects, what is exact representation of object attributes.
Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4
does tables are called relations
External failure : A failure can also result because of an external cause, such as earthquakes, fire, floods, etc. The database must be duly backed up to avoid troubles occurring d
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why we fregment at all?
#questiontypes of keys examples..
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