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In the results sets of the SELECT statements inside the UNION ALL, the result sets must contain fields of a ___ type
10. In the results sets of the SELECT statements inside the UNION ALL, the result sets must contain fields of a ___ type.
- Similar
- Different
- Multiple
- None
Answer: A) Similar
Explanation:
In the results sets of the SELECT statements inside the UNION ALL, the result sets must contain fields of a similar type.