The SQL SELECT command is used to update, insert, and delete rows in relational tables.
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Q30: In a merge-scan join _.
A) neither of
Q31: When an SQL SELECT command has a
Q32: A relational query optimizer optimizes _.
A) the
Q33: A relational query optimizer _.
A) is a
Q34: A subquery can be used in place
Q36: The SQL SELECT GROUP BY clause is
Q37: The SQL SELECT command is capable of
Q38: The SQL SELECT DISTINCT operator _.
A) eliminates
Q39: All of the following are true regarding
Q40: The SQL SELECT built-in function that adds
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