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 A reason for using an SQL view to hide columns is: to accomplish both of the above. None of these to simplify a result only. to prevent the display of sensitive data only. to accomplish both of the above. None of these to simplify a result only. to prevent the display of sensitive data only. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction A SQL view is a virtual table that is constructed from other tables or views. 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 column in a particular underlying table. a particular row in a particular underlying table. None of these a particular column in a particular row. a particular column in a particular underlying table. a particular row in a particular underlying table. None of these ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction SQL views can be used to hide: both of the above can be hidden by an SQL view. None of these complicated SQL syntax only. columns and rows only. both of the above can be hidden by an SQL view. None of these complicated SQL syntax only. columns and rows only. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction A ________ is a stored program that is attached to a table or a view. pseudofile None of these trigger embedded SELECT statement pseudofile None of these trigger embedded SELECT statement ANSWER DOWNLOAD EXAMIANS APP
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