Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] bag base relation base relvar binary relation binary tuple body relation 2nd relvar BOOLEAN required in relational model bound variable 2nd Boyce/Codd normal form built-in type 2nd Bush, George W. business rules |