Explain Division Operator.

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written 9.4 years ago by

teamques10 ★ 70k

• modified 9.4 years ago

As the name of this operation implies, it involves dividing one relation by another. - The division operator is used for queries which involve the ‘all’qualifier such as “Find the names of sailors who have reserved all boats”.
Let A have 2 fields, x and y; B have only field …

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