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Considere a instância inicial do banco de dados HR ( Human Resources ). A instân...

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Considere a instância inicial do banco de dados HR (Human Resources). A instância inicial é aquela logo após a execução do script de criação e população da base de dados hr.

Marque a alternativa que corresponde a situação da instância após executar o bloco de transação abaixo.

BEGIN;

INSERT INTO employees (employee_id, last_name, email, hire_date, job_id)

    VALUES (1000, 'Employee 1000', '[email protected]', '2025-06-01', 'IT_PROG');

SAVEPOINT savepoint_;

INSERT INTO employees (employee_id, last_name, email, hire_date, job_id)

    VALUES (2000, 'Employee 2000', '[email protected]', '2025-06-03', 'AC_MGR');

ROLLBACK TO SAVEPOINT savepoint_;

UPDATE departments

    SET manager_id = (SELECT COALESCE(employee_id, NULL)

                      FROM employees

                      WHERE employee_id >= 2000 ORDER BY 1 ASC LIMIT 1)

WHERE department_name LIKE 'Accounting';

RELEASE SAVEPOINT savepoint_;

COMMIT;

Modelo HR

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