SQL for Database Construction What is an advantage of placing computations in SQL views? 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. To ensure that the results are consistent. None of these 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. False True False True 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: 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. a particular column in a particular row. a particular row in a particular underlying table. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction Three types of triggers are: BEFORE, AFTER and EXCEPTION. True False True False ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction A ________ is a program that performs some common action on database data and that is stored in the database. stored procedure pseudofile trigger None of these stored procedure pseudofile trigger None of these ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction When using the SQL INSERT statement: rows can be inserted into a table only one at a time only. rows can either be inserted into a table one at a time or in groups. rows cannot be copied in mass from one table to another only. rows can be modified according to criteria only. rows can be inserted into a table only one at a time only. rows can either be inserted into a table one at a time or in groups. rows cannot be copied in mass from one table to another only. rows can be modified according to criteria only. ANSWER DOWNLOAD EXAMIANS APP
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