뷰(View)

-- 뷰 생성
CREATE VIEW high_salary_employees AS
SELECT name, department, salary
FROM employees
WHERE salary >= 70000;

-- 뷰 사용
SELECT * FROM high_salary_employees;

-- 뷰 수정
CREATE OR REPLACE VIEW high_salary_employees AS
SELECT name, department, salary, hire_date
FROM employees
WHERE salary >= 70000;

-- 뷰 삭제
DROP VIEW high_salary_employees;