510-410 Adaptive Server SQL Associate (Version 12.5.2)
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Note 2: 510-410 Answers are not shown in demo questions.
Exhibits and Answers are only provided in the Full Version.
Demo Question 16.
How will the output of the following queries differ? Statement 1 ---------------- select pub_name, city from publishers union select pub_name, city from publishers Statement 2 ---------------- select pub_name, city from publishers union all select pub_name, city from publishers
A. Statement 1 will eliminate duplicate rows
B. Statement 2 will eliminate duplicate rows
C. Statement 1 will error duplicate rows
D. The output will be the same
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