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. False True False True 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 What type of join is needed when you wish to include rows that do not have matching values? Equi-join All of these Natural join Outer join Equi-join All of these Natural join Outer join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL ROLLBACK WORK asks SQL to empty the log file. 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 WHERE CUSTOMER_T. CUSTOMER_ID = ORDER_T. CUSTOMER_ID Outer join Natural join Cartesian join Equi-join Outer join Natural join Cartesian join Equi-join ANSWER DOWNLOAD EXAMIANS APP
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