Advanced SQL The UNION clause is used to combine the output from multiple queries together into a single result table. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Subqueries can be nested multiple times. True False True False 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 ; Outer join Equi-join Cartesian join Natural join Outer join Equi-join Cartesian join Natural join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL How many tables may be included with a join? Two Three One All of these Two Three One All of these ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL What type of join is needed when you wish to return rows that do have matching values? Natural join Equi-join All of these Outer join Natural join Equi-join All of these Outer join 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS