SQL for Database Construction What is an advantage of placing computations in SQL views? To ensure that the results are consistent. None of these To save users from having to write an expression. To accomplish both of the above. To ensure that the results are consistent. None of these To save users from having to write an expression. To accomplish both of the above. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction For what purposes are views used? All of these To hide complicated SQL statements only To hide columns only To hide rows only All of these To hide complicated SQL statements only To hide columns only To hide rows only ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction When a foreign key column is created without a corresponding foreign key constraint, we have created a "casual relationship" between the two tables. True False True False ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction To update an SQL view, the DBMS must be able to associate the column(s) to be updated with: a particular column in a particular row. a particular row in a particular underlying table. None of these a particular column in a particular underlying table. a particular column in a particular row. a particular row in a particular underlying table. None of these a particular column in a particular underlying table. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction The DROP TABLE statement: deletes the table structure along with the table data. deletes the table structure only. works whether or not referential integrity constraints would be violated. is not an SQL statement. deletes the table structure along with the table data. deletes the table structure only. works whether or not referential integrity constraints would be violated. is not an SQL statement. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction A benefit of using a stored procedure is that it can be distributed to client computers. False True False True ANSWER DOWNLOAD EXAMIANS APP
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