ROLLBACK WORK asks SQL to empty the log file.
A. True
B. False
Answer: Option A
This Question Belongs to Database >> Advanced SQL
What type of join is needed when you wish to include rows that do not have matching values?
A. Equi-join
B. Natural join
C. Outer join
D. All of the above
What type of join is needed when you wish to return rows that do have matching values?
A. Equi-join
B. Natural join
C. Outer join
D. All of the above
Which of the following is true concerning a procedure?
A. You do not create them with SQL.
B. They do not need to have a unique name.
C. They include procedural and SQL statements.
D. They are the same thing as a function.
A CASE SQL statement is which of the following?
A. A way to establish an IF-THEN-ELSE in SQL.
B. A way to establish a loop in SQL.
C. A way to establish a data definition in SQL.
D. All of the above.
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