1. The following is a valid SQL statement. SELECT e.employee_id, e.last_name, d.location_id, department_id FROM employees e JOIN departments d USING (department_id) ; True or False? Mark for Review (1… more →
ORACLE Academy © 2009Alex wrote 5 hours ago: 1. The following is a valid SQL statement. SELECT e.employee_id, e.last_name, d.location_id, departm … more →
Alex wrote 5 hours ago: 1. A NATURAL JOIN is based on: Mark for Review (1) Points Columns with the same name and datatype (* … more →
Alex wrote 5 hours ago: 1. Which select statement will return the last name and hire data of an employee and his/ her manage … more →
Alex wrote 5 hours ago: 1. The following is a valid outer join statement: SELECT c.country_name, d.department_name FROM coun … more →
Alex wrote 5 hours ago: 1. Which statement about joining tables with a non-equijoin is false? A WHERE clause must specify a … more →
Alex wrote 5 hours ago: 1. If table A has 10 rows and table B has 5 rows, how many rows will be returned if you perform an e … more →
Alex wrote 5 hours ago: 1. CASE and DECODE evaluate expressions in a similar way to IF-THEN-ELSE logic. However, DECODE is s … more →
Alex wrote 5 hours ago: 1. Consider the following data in the Employees table: last_name commission_pct manager_id King null … more →
Alex wrote 5 hours ago: 1. A table has the following definition: EMPLOYEES( EMPLOYEE_ID NUMBER(6) NOT NULL, LAST_NAME VARCHA … more →
Alex wrote 5 hours ago: 1. Which query would return a whole number if the sysdate is 26-MAY-04? SELECT TRUNC(MONTHS_BETWEEN( … more →
Alex wrote 5 hours ago: 1. What is the result of the following SQL Statement: SELECT ROUND(45.923,-1) FROM DUAL; 46 45.9 50 … more →
Alex wrote 1 day ago: 1. Identify the output from the following SQL statement: SELECT RPAD(‘SQL’,6, ‘* … more →
Alex wrote 1 month ago: Enjoy your free source of cheating, and my advice ,,Don’t Worry, Be HappY!” Section 00 – Stude … more →
George wrote 2 months ago: Oracle Database De anul ăsta ne rupem capul în Oracle. Şi când zic că ne rupem capul mă refer la înv … more →
rezolution wrote 1 year ago: Desigur , ambele sunt site-urile companiei NEOGEN . Nici nu merge vorba de plagiat sau ceva de genul … more →