=
LIKE
BETWEEN
NOT IN
IS
<>
第1题:
Which three statements about subqueries are true? ()
第2题:
In which four clauses can a subquery be used? ()
第3题:
A. The main query executes with the first value returned by the subquery.
B. The main query executes with the last value returned by the subquery.
C. The main query executes with all the values returned by the subquery.
D. The main query fails because the multiple-row subquery cannot be used with the comparison operator.
E. You cannot define a multiple-row subquery in the WHERE clause of a SQL query.
第4题:
Which two statements about subqueries are true? ()
第5题:
Which two statements are true regarding subqueries? ()
第6题:
Which three statements about subqueries are true?()
第7题:
You define a multiple-row subquery in the WHERE clause of an SQL query with a comparison operator "=". What happens when the main query is executed? ()
第8题:
Which two statements about subqueries are true? ()
第9题:
Which two statements about subqueries are true?()
第10题:
Which operator can be used with a multiple-row subquery?()