Câu 22: 98-364: Database Fundamentals
This question requires that you evaluate the underlined text to determine if it is correct. The UNION keyword combines the results of two queries and returns only rows that appear in both result sets.Instructions: Review the underlined text. If it makes the statement correct, select "No change is needed." If the state…
Nội dung câu hỏi
This question requires that you evaluate the underlined text to determine if it is correct. The UNION keyword combines the results of two queries and returns only rows that appear in both result sets.Instructions: Review the underlined text. If it makes the statement correct, select "No change is needed." If the statement is incorrect, select the answer choice that makes the statement correct
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. No change is needed
- B. INTERSECT — đáp án hiện tại
- C. ALL
- D. JOIN
Cộng đồng
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