Advanced SQL Subqueries can be nested multiple times. False True False True 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 Which of the following is true concerning triggers? They execute against only some applications that access a database. They have an event, condition, and action. You do not create them with SQL. They cannot cascade (cause another trigger to fire). They execute against only some applications that access a database. They have an event, condition, and action. You do not create them with SQL. They cannot cascade (cause another trigger to fire). ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A UNION query is which of the following? 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. 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. 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 Cartesian join Equi-join Natural join Outer join Cartesian join Equi-join Natural join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following is one of the basic approaches for joining tables? Subqueries Natural join All of these Union Join Subqueries Natural join All of these Union Join ANSWER DOWNLOAD EXAMIANS APP
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