Multiple Choice
____ combines all rows from two tables,excluding duplicate rows.
A) INTERSECT
B) UNION
C) DIFFERENCE
D) SELECT
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q18: If the attribute (B) is functionally dependent
Q42: A(n) _ index is an index in
Q57: To avoid nulls, some designers use special
Q79: Codd's Rule of _ states: If the
Q81: When you define a table's primary key,the
Q82: Date attributes contain calendar dates stored in
Q85: A(n)_ join links tables by selecting only
Q86: Numeric data are data on which you
Q88: Codd's rule of _ states that every
Q89: A(n)_ is perceived as a two-dimensional structure