Database Redesign Dependency graphs are diagrams that consist of nodes and arcs that show the dependencies of a database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A regular subquery is processed from the bottom up. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign What SQL command will allow you to change the table STUDENT to add the constraint named GradeCheck that states that the values of the Grade column must be greater than 0? ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck (Grade > 0); None of these ALTER TABLE STUDENT ALTER CONSTRAINT GradeCheck (Grade > 0); ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0); ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck (Grade > 0); None of these ALTER TABLE STUDENT ALTER CONSTRAINT GradeCheck (Grade > 0); ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0); ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Because of the importance of making data model changes correctly, many professionals are ________ about using an automated process for database redesign. optimistic ambivalent skeptical None of these optimistic ambivalent skeptical None of these ANSWER DOWNLOAD EXAMIANS APP
Database Redesign The data model produced from the reverse engineering process is a true logical model. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Database redesign is especially difficult if the database has no data. True False True False ANSWER DOWNLOAD EXAMIANS APP
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