Advanced SQL When AUTOCOMMIT is set on, changes will be made automatically at the end of each SQL statement. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following is true concerning systems information in an RDBMS? RDBMS store database definition information in system-created tables. This information can be accessed using SQL. All of these This information often cannot be updated by a user. RDBMS store database definition information in system-created tables. This information can be accessed using SQL. All of these This information often cannot be updated by a user. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL ROLLBACK WORK asks SQL to empty the log file. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL With the UNION clause, each query involved must output the same number of columns, and they must be UNION compatible. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following statements is true concerning subqueries? Cannot return the same result as a query that is not a subquery. Involves the use of an inner and outer query. All of these Does not start with the word SELECT. Cannot return the same result as a query that is not a subquery. Involves the use of an inner and outer query. All of these Does not start with the word SELECT. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL The following SQL is which type of join: SELECT CUSTOMER_T. CUSTOMER_ID, ORDER_T. CUSTOMER_ID, NAME, ORDER_ID FROM CUSTOMER_T,ORDER_T ; Cartesian join Equi-join Outer join Natural join Cartesian join Equi-join Outer join Natural join ANSWER DOWNLOAD EXAMIANS APP