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Question 18 Examine this executable section of a PL/SQL block: BEGIN FOR worker_record IN pay_cursor LOOP Worker_id_table(worker_id):= Worker_record.last_name; END LOOP: CLOSE salary_cursor: END; Why does

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Question 18 Examine this executable section of a PL/SQL block: BEGIN FOR worker_record IN pay_cursor LOOP Worker_id_table(worker_id):= Worker_record.last_name; END LOOP: CLOSE salary_cursor: END; Why does this section cause an error

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