Advanced SQL With the UNION clause, each query involved must output the same number of columns, and they must be UNION compatible. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following is one of the basic approaches for joining tables? All of these Union Join Subqueries Natural join All of these Union Join Subqueries Natural join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL When AUTOCOMMIT is set on, changes will be made automatically at the end of each SQL statement. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL The code to create triggers and routines is stored in only one location and is administered centrally. False True False True 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 cannot cascade (cause another trigger to fire). They have an event, condition, and action. You do not create them with SQL. They execute against only some applications that access a database. They cannot cascade (cause another trigger to fire). They have an event, condition, and action. You do not create them with SQL. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL There should be one condition within the WHERE clause for each pair of tables being joined. True False True False ANSWER DOWNLOAD EXAMIANS APP
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