SELECT on a MERGE table is like _____________(a) UNION ALL(b) UNION(c) – InterviewSolution

InterviewSolution

1.	SELECT on a MERGE table is like _____________(a) UNION ALL(b) UNION(c) UNION DISTINCT(d) JOIN
Answer» The correct answer is (a) UNION ALL Easiest explanation: Performing a ‘SELECT’ operation on a ‘MERGE’ table is like performing ‘UNION ALL’. This means that duplicate row results are not removed. ‘SELECT DISTINCT’ is like ‘UNION’ or ‘UNION DISTINCT’.

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