A non-correlated subquery can be defined as ____.
A. a set of sequential queries, all of which must always return a single value
B. a set of sequential queries, all of which must return values from the same table
C. a SELECT statement that can be embedded in a clause of another SELECT statement only
D. a set of one or more sequential queries in which generally the result of the inner query is used as the search value in the outer query
Answer:D
A non-correlated subquery can be defined as ____.
A. a set of sequential queries, all of which must always return a single value B. a set of sequential queries, all of which must return values from the same table C. a SELECT statement that can be embedded in a clause of another SELECT statement only D. a set of one or more sequential queries in which generally the result of the inner query is used as the search value in the outer query