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Category: Computer Science
Use the Internet to find definitions for the terms equi-join, natural join, and cross join. Write a short report that identifies how these terms relate to the terms join, inner join, and Cartesian product. Be sure to reference your online sources properly.
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Category: Computer Science
Use the Internet to find information on cost-based query optimizers. Write a short report that explains how cost-based query optimization works, and what type(s) of queries benefit the most from cost-based query optimization. Be sure to reference your online sources properly.
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Category: Computer Science
Which rows are included in a right outer join? What clause can you use to perform a right outer join in SQL?
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Category: Computer Science
Which rows are included in an inner join? What clause can you use to perform an inner join in SQL?
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Category: Computer Science
How do you use the ALL operator with a subquery?
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