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 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. They cannot cascade (cause another trigger to fire). You do not create them with SQL. They execute against only some applications that access a database. They have an event, condition, and action. They cannot cascade (cause another trigger to fire). You do not create them with SQL. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A UNION query is which of the following? Combines the output from multiple queries and does not 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 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 multiple queries and does not 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 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 What type of join is needed when you wish to return rows that do have matching values? Equi-join All of these Outer join Natural join Equi-join All of these Outer join Natural join 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 CASE SQL statement is which of the following? A way to establish a loop in SQL. A way to establish a data definition in SQL. A way to establish an IF-THEN-ELSE in SQL. All of these A way to establish a loop in SQL. A way to establish a data definition in SQL. A way to establish an IF-THEN-ELSE in SQL. All of these ANSWER DOWNLOAD EXAMIANS APP
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