Advanced SQL Which of the following is one of the basic approaches for joining tables? Natural join Union Join Subqueries All of these Natural join Union Join Subqueries All of these ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following is a correlated subquery? Uses the result of an inner query to determine the processing of an outer query. Uses the result of an outer query to determine the processing of an inner query. Uses the result of an outer query to determine the processing of an outer query. Uses the result of an inner query to determine the processing of an inner query. Uses the result of an inner query to determine the processing of an outer query. Uses the result of an outer query to determine the processing of an inner query. Uses the result of an outer query to determine the processing of an outer query. Uses the result of an inner query to determine the processing of an inner query. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL There should be one condition within the WHERE clause for each pair of tables being joined. False True False True 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 multiple 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 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 multiple 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 no more than two queries and must include the same number of columns. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A CASE SQL statement is which of the following? A way to establish an IF-THEN-ELSE in SQL. A way to establish a loop in SQL. All of these A way to establish a data definition in SQL. A way to establish an IF-THEN-ELSE in SQL. A way to establish a loop in SQL. All of these A way to establish a data definition in SQL. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following is true concerning triggers? You do not create them with SQL. They have an event, condition, and action. They cannot cascade (cause another trigger to fire). They execute against only some applications that access a database. You do not create them with SQL. They have an event, condition, and action. They cannot cascade (cause another trigger to fire). They execute against only some applications that access a database. ANSWER DOWNLOAD EXAMIANS APP
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