SQL for Database Construction What is an SQL virtual table that is constructed from other tables? Query results Just another table A view A relation Query results Just another table A view A relation ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction The SQL statement used to create a view is CREATE VIEW. True False True False ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction A reason for using an SQL view to hide columns is: to accomplish both of the above. to prevent the display of sensitive data only. None of these to simplify a result only. to accomplish both of the above. to prevent the display of sensitive data only. None of these to simplify a result only. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction Which of the following is an SQL trigger supported by Oracle? All of these INSTEAD OF BEFORE AFTER All of these INSTEAD OF BEFORE AFTER ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction The SQL ALTER statement can be used to: change the table data. change the table structure. add rows to the table. delete rows from the table. change the table data. change the table structure. add rows to the table. delete rows from the table. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction SQL statements can be embedded in triggers, stored procedures, and program code. False True False True ANSWER DOWNLOAD EXAMIANS APP