What is the SQL operator (i.e., keyword) used in conjunction with pattern matching?
QUESTION: “What is the SQL operator (i.e., keyword) used in conjunction with pattern matching?”
Tag: Richard Scamell
With which type of constraint is the specification of a deletion rule associated?
QUESTION: “With which type of constraint is the specification of a deletion rule associated?”
With which of the four types of constraints in Exercise 4 is a requirement that an attribute not contain a null value associated?
QUESTION: With which of the four types of constraints in Exercise 4 is a requirement that an attribute did not contain a null value associated?
With which of the four types of constraints in Exercise 4 is a requirement that an attribute not contain
QUESTION: With which of the four types of constraints in Exercise 4 is a requirement that an attribute did not contain a null value associated?
What is the purpose of the cross-referencing design?
QUESTION: “What is the purpose of the cross-referencing design?”
What is the difference between a total category and a partial category?
QUESTION: “What is the difference between a total category and a partial category”?
How does categorization differ from specialization?
QUESTION: “How does categorization differ from specialization”?
What is the difference between a specialization hierarchy and a specialization lattice?
QUESTION: “What is the difference between a specialization hierarchy and a specialization lattice?”
Is the use of the “set null” rule applicable to an identifying relationship type? If yes, explain. If no, definitely explain.
QUESTION: Is the use of the “set null” rule applicable to an identifying relationship type? If yes, explain. If no, definitely explain.