There is a special operation in SQL to join a table to itself.
Correct Answer:
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Q43: If the DBA wishes to describe all
Q44: The following queries produce the same results.
SELECT
Q45: An SQL query that implements an outer
Q46: A natural join is the same as
Q47: Specifying the attribute names in the SELECT
Q49: Figuring out what attributes you want in
Q50: A join in which the joining condition
Q51: Joining tables or using a subquery may
Q52: IF-THEN-ELSE logical processing cannot be accomplished within
Q53: One major disadvantage of the outer join
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