Database Systems MCQs
Database Systems MCQ Questions - Topic
Integrity Constraints Multiple Choice Questions (MCQ), Integrity Constraints quiz answers PDF with database systems career tests for online courses. Practice sql concepts and queries Multiple Choice Questions and Answers (MCQs), Integrity Constraints quiz questions for online college courses. Integrity Constraints Interview Questions PDF: database transactions, dbms transactions, sql data types and schemas test prep for top computer science schools.
"If there is a chain of foreign-key dependencies across multiple relations, a deletion or update at one end of the chain may propagate" MCQ PDF on integrity constraints with choices no dependent, entire chain, 1 dependent only, and few dependents only for online college courses. Practice integrity constraints quiz questions for merit scholarship test and certificate programs for computer science associate degree.
MCQ: If there is a chain of foreign-key dependencies across multiple relations, a deletion or update at one end of the chain may propagate
MCQ: If any of the foreign-key columns is null, the tuple is defined automatically to satisfy the
MCQ: When a referential-integrity constraint is violated, the normal procedure is to
MCQ: The SQL standard allows a clause initially deferred to be added to a
MCQ: By default, in SQL a foreign key references the primary-key attributes of the