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 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 Cartesian join Equi-join Natural join Outer join Cartesian join Equi-join Natural join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL The code to create triggers and routines is stored in only one location and is administered centrally. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL What type of join is needed when you wish to return rows that do have matching values? Outer join All of these Natural join Equi-join Outer join All of these Natural join Equi-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 Which of the following is true concerning triggers? They cannot cascade (cause another trigger to fire). They have an event, condition, and action. They execute against only some applications that access a database. You do not create them with SQL. They cannot cascade (cause another trigger to fire). They have an event, condition, and action. They execute against only some applications that access a database. You do not create them with SQL. ANSWER DOWNLOAD EXAMIANS APP
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