MySQL 入门实践——「编程题实战」

题目：查找员工编号emp_now为10001其自入职以来的薪水salary涨幅值growth 作法1web SELECT ( (SELECT salary FROM salaries WHERE emp_no = 10001 ORDER BY to_date DESC LIMIT 1) - (SELECT salary FROM salaries WHERE emp_no = 10001 ORDE

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