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The default REJECT LIMIT for external tables is UNLIMITED. The data and metadata for an external table are stored outside the database. Isobuster 3.2 Torrent Download. ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table. The CREATE TABLE AS SELECT statement can be used to unload data into regular table in the database from an external table. Answer: D Q172.

View the Exhibit and examine the structure of the EMPLOYEES table. You want to display all employees and their managers having 100 as the MANAGER_ID.

You want the output in two columns: the first column would have the LAST_NAME of the managers and the second column would have LAST_NAME of the employees. Which SQL statement would you execute? SELECT m.last_name 'Manager', e.last_name 'Employee' FROM employees m JOIN employees e ON m.employee_id = e.manager_id WHERE m.manager_id=100; B. SELECT m.last_name 'Manager', e.last_name 'Employee' FROM employees m JOIN employees e ON m.employee_id = e.manager_id WHERE e.manager_id=100; C. SELECT m.last_name 'Manager', e.last_name 'Employee' FROM employees m JOIN employees e ON e.employee_id = m.manager_id WHERE m.manager_id=100; D. SELECT m.last_name 'Manager', e.last_name 'Employee' FROM employees m JOIN employees e WHERE m.employee_id = e.manager_id AND e.manager_id=100; Answer: B Q173. Which statement is true regarding the ROLLUP operator specified in the GROUP BY clause of a SQL statement?