For each of the following pairs of expressions, give instances of relations thatshow the expressions are not equivalent. In the preceding expressions, if both occurrences of max were replaced by min, would the expressions be equivalent?

Database System Concepts
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ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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For each of the following pairs of expressions, give instances of relations that
show the expressions are not equivalent. In the preceding expressions, if both occurrences of max were replaced
by min, would the expressions be equivalent?

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