Question: QUESTION 13 Assume R.a is an integer column. Consider these two queries Q1: select * from R where Ra> 1 Q2: (select * from R)

QUESTION 13 Assume R.a is an integer column. Consider these two

QUESTION 13 Assume R.a is an integer column. Consider these two queries Q1: select * from R where Ra> 1 Q2: (select * from R) except (select from R where Ra

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