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Question:What happens on using an ORDER BY clause on a suffix of the sort key columns?

a.        No sorting is required if an ORDER BY clause is used
b.        Additional sorting is required when using an ORDER BY clause
c.        An ORDER BY clause cannot be used on a suffix of the sort key column
d.        The same amount of sorting is required as when there is no suffix on the sort key columns

asked Sep 13, 2013 in MYSQL by anonymous
edited Sep 12, 2013
0 votes

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