Wayfair Interview Question
Q: What does UNION do in SQL? What's the difference between UNION and UNION ALL?
Interview Answer
Anonymous
Feb 28, 2017
If you're looking here to see the answer - you're not qualified ;p
Q: What does UNION do in SQL? What's the difference between UNION and UNION ALL?
Anonymous
If you're looking here to see the answer - you're not qualified ;p
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