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] candidate key 2nd cardinality relation 2nd relvar Carroll, Lewis CASCADE (referential action) Celko, Joe CHAR (SQL versus Tutorial D) Chudnovsky, Gregory Closed World Assumption, The 2nd closure 2nd 3rd CODASYL coercion 2nd 3rd commutativity connection trap connective consistency versus correctness constraint CONSTRAINT constraint attribute constraint (continued) transition tuple versus performance versus predicate versus proposition correlation name (SQL) cost-based optimizing |