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Why does the order of the operands tables matter in an


Question: 1. Why does the order of the operands (tables) matter in an EXCEPT (MINUS) query but not in a UNION query?

2. What MS Access and SQL Server function should you use to calculate the number of days between your birth date and the current date?

3. What Oracle function should you use to calculate the number of days between your birth date and the current date?

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Database Management System: Why does the order of the operands tables matter in an
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