Advanced SQL A UNION query is which of the following? 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 multiple 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 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 multiple 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 Which of the following statements is true concerning routines and triggers? Both are stored in the database. Both run automatically. Both have to be called to operate. Both consist of procedural code. Both are stored in the database. Both run automatically. Both have to be called to operate. Both consist of procedural code. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL What type of join is needed when you wish to include rows that do not have matching values? Equi-join Outer join All of these Natural join Equi-join Outer join All of these Natural join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Subqueries can be nested multiple times. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL When AUTOCOMMIT is set on, changes will be made automatically at the end of each SQL statement. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following is true concerning a procedure? They do not need to have a unique name. They are the same thing as a function. They include procedural and SQL statements. You do not create them with SQL. They do not need to have a unique name. They are the same thing as a function. They include procedural and SQL statements. You do not create them with SQL. ANSWER DOWNLOAD EXAMIANS APP
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