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 WHERE CUSTOMER_T. CUSTOMER_ID = ORDER_T. CUSTOMER_ID Equi-join Natural join Cartesian join Outer join Equi-join Natural join Cartesian join Outer join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL The joining technique is useful when data from several relations are to be retrieved and displayed and the relationships are not necessarily nested. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A correlated subquery is where the outer query depends on data from the inner query. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A UNION query is which of the following? Combines the output from no more than two queries and does not include the same number of columns. Combines the output from multiple queries and does not include the same number of columns. Combines the output from multiple queries and must include the same number of columns. Combines the output from no more than two queries and must include the same number of columns. Combines the output from no more than two queries and does not include the same number of columns. Combines the output from multiple queries and does not include the same number of columns. Combines the output from multiple queries and must include the same number of columns. Combines the output from no more than two queries and must include the same number of columns. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following is a correlated subquery? Uses the result of an outer query to determine the processing of an inner query. Uses the result of an outer query to determine the processing of an outer query. Uses the result of an inner query to determine the processing of an outer query. Uses the result of an inner query to determine the processing of an inner query. Uses the result of an outer query to determine the processing of an inner query. Uses the result of an outer query to determine the processing of an outer query. Uses the result of an inner query to determine the processing of an outer query. Uses the result of an inner query to determine the processing of an inner query. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following statements is true concerning routines and triggers? Both have to be called to operate. Both consist of procedural code. Both are stored in the database. Both run automatically. Both have to be called to operate. Both consist of procedural code. Both are stored in the database. Both run automatically. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS