Database Redesign Database redesign is not terribly difficult if the: database has no data. database is well-designed. database is relatively small. database is structured. database has no data. database is well-designed. database is relatively small. database is structured. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A correlated subquery is processed as a nested subquery. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign The EXISTS keyword will be true if: any row in the subquery meets the condition only. all rows in the subquery fail the condition only. both of these two conditions are met. neither of these two conditions is met. any row in the subquery meets the condition only. all rows in the subquery fail the condition only. both of these two conditions are met. neither of these two conditions is met. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Correlated subqueries are similar to a regular subquery. 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 ALTER CONSTRAINT GradeCheck (Grade > 0); ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0); None of these ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck (Grade > 0); ALTER TABLE STUDENT ALTER CONSTRAINT GradeCheck (Grade > 0); ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck CHECK (Grade > 0); None of these ALTER TABLE STUDENT ADD CONSTRAINT GradeCheck (Grade > 0); ANSWER DOWNLOAD EXAMIANS APP
Database Redesign The NOT EXISTS keyword will be true if: all rows in the subquery fail the condition. neither of these two conditions is met. both of these two conditions are met. any row in the subquery meets the condition. all rows in the subquery fail the condition. neither of these two conditions is met. both of these two conditions are met. any row in the subquery meets the condition. ANSWER DOWNLOAD EXAMIANS APP
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