Question: Tables in a relati onal database can be joined so that more information is available in the output of a DB query, like below. In

Tables in a relati

onal database can be joined so that more information is available in the output of a DB query, like below. In order to join two or more tables, the primary key from RightTable is joined with a field from LeftTable, called a foreign key. One requirement is that the foreign key in LeftTable must have the same field type and length as the primary key in RightTable.

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