Database Redesign The use of the double NOT EXISTS can be used to find rows that do not match some specified condition. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A regular subquery is processed from the bottom up. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign The SQL-92 command to change a table name is RENAME TABLE. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Which is not true of a correlated subquery? EXISTS/NOT EXISTS is a form of a correlated subquery. They can be used to verify functional dependencies. The processing of the SELECT statements is nested. They are very similar to a regular subquery. EXISTS/NOT EXISTS is a form of a correlated subquery. They can be used to verify functional dependencies. The processing of the SELECT statements is nested. They are very similar to a regular subquery. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A regular subquery can be processed: by nesting. from the top down. from the bottom up. None of these by nesting. from the top down. from the bottom up. None of these ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Which of the following SQL statements are helpful in database redesign? None of these EXISTS/NOT EXISTS expressions only Correlated subqueries only Both of the above are helpful None of these EXISTS/NOT EXISTS expressions only Correlated subqueries only Both of the above are helpful ANSWER DOWNLOAD EXAMIANS APP
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