[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] Kerberos PostgreSQL secure authentication kernals Linux kernals configuring 2nd 3rd 4th keys foreign key constraints 2nd 3rd 4th 5th 6th 7th 8th INITIALLY DEFERRED constraints INITIALLY IMMEDIATE constraints primary keys 2nd serials and inheritance 2nd 3rd 4th |