Which two SQL statements can you execute to accomplish the task?

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View the Exhibit and examine the structure of EMPLOYEES and JOB_HISTORY tables.

Exam 1Z0-047 - Which two SQL statements can you execute to accomplish the task?

The EMPLOYEES table maintains the most recent information regarding salary, department, and job for all the employees. The JOB_HISTORY table maintains the record for all the job changes for the employees. You want to delete all the records from the JOB_HISTORY table that are repeated in the EMPLOYEES table.

Which two SQL statements can you execute to accomplish the task? (Choose two.)

A.
DELETE
FROM job_history j
WHERE employee_id =
(SELECT employee_id
FROM employees e
WHERE j.employee_id = e.employee_id) AND job_id = (SELECT job_id FROM employees e
WHERE j.job_id = e.job_id);

B.
DELETE
FROM job_history j
WHERE (employee_id, job_id) = ALL
(SELECT employee_id, job_id
FROM employees e
WHERE j.employee_id = e.employee_id and j.job_id = e.job_id )

C.
DELETE
FROM job_history j
WHERE employee_id =
(SELECT employee_id
FROM employees e
WHERE j.employee_id = e.employee_id and j.job_id = e.job_id )

D.
DELETE
FROM job_history j
WHERE (employee_id, job_id) =
(SELECT employee_id, job_id
FROM employees e
WHERE j.employee_id = e.employee_id and j.job_id = e.job_id )

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