How do you join tables in SQL? 2.must you qualify names in SQL commands? How do you
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How do you join tables in SQL?
2.must you qualify names in SQL commands? How do you qualify a column name?
3.List two operators that you can use with subqueries as an alternate way of performing joins.
4.What is a nested subquery? In which order does SQL evaluate nested subqueries?
5.What is an alias? How do you specify an alias in SQL? Why would you use an alias?
Related Book For
Income Tax Fundamentals 2013
ISBN: 9781285586618
31st Edition
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
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