Question
SQL question Can you explain why D is correct? The SQL DISTINCT operator is equivalent to GROUP BY when: A.)No aggregation is performed B.)GROUP BY
SQL question Can you explain why D is correct?
The SQL DISTINCT operator is equivalent to GROUP BY when: A.)No aggregation is performed B.)GROUP BY is performed on all attributes C.)None of the above D.)GROUP BY is performed on all attributes and no aggregation is performed
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Database Management An Organizational Perspective
Authors: Richard T. Watson
1st Edition
0471305340, 978-0471305347
