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Step 1 of the logical design phase involves creating relations for strong entities. A strong entity ( see page 1 1 7 of Coronel et
Step of the logical design phase involves creating relations for strong entities. A strong entity see page of Coronel et al refers to a table that can be uniquely identified by its attributes without requiring any relationship with other entities. Therefore, a strong entity can exist on its own and is independent.
Examine the POSDevice entity as illustrated below. Formulate the POSDEVICESTUDENT NUMBER relation.
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