Advanced SQL Outer join is the same as equi-join, except one of the duplicate columns is eliminated in the result table. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL The joining technique is useful when data from several relations are to be retrieved and displayed and the relationships are not necessarily nested. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following statements is true concerning subqueries? All of these Does not start with the word SELECT. Involves the use of an inner and outer query. Cannot return the same result as a query that is not a subquery. All of these Does not start with the word SELECT. Involves the use of an inner and outer query. Cannot return the same result as a query that is not a subquery. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A transaction is the complete set of closely related update commands that must all be done, or none of them done, for the database to remain valid. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL When AUTOCOMMIT is set on, changes will be made automatically at the end of each SQL statement. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A function returns one value and has only output parameters. True False True False ANSWER DOWNLOAD EXAMIANS APP
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