我把将要用到的sql基础知识点都总结在一起了，   我觉得先掌握知识点在刷sql会事半功倍，    请大家看一眼，觉的有用就拿去    想要在这里和csdn要家人们一个赞，球球了，卑微 https://mp.csdn.net/mp_blog/creation/editor/119493449 https://mp.csdn.net/mp_blog/creation/editor/119512725 https://mp.csdn.net/mp_blog/creation/editor/119512789 https://mp.csdn.net/...

我把将要用到的sql基础知识点都总结在一起了，   我觉得先掌握知识点在刷sql会事半功倍，    请大家看一眼，觉的有用就拿去    想要在这里和csdn要家人们一个赞，球球了，卑微 https://mp.csdn.net/mp_blog/creation/editor/119493449 https://mp.csdn.net/mp_blog/creation/editor/119512725 https://mp.csdn.net/mp_blog/creation/editor/119512789 https://mp.csdn.net/...

select salaries.emp_no, salaries.salary, salaries.from_date, salaries.to_date, dept_manager.dept_no from dept_manager, salaries where dept_manager.emp_no=salaries.emp_no and dept_manager.to_date='9999-01-01' and salaries.to_date='9999-01-01' order by salaries.emp_no;

我把将要用到的sql基础知识点都总结在一起了，   我觉得先掌握知识点在刷sql会事半功倍，    请大家看一眼，觉的有用就拿去    想要在这里和csdn要家人们一个赞，球球了，卑微 https://mp.csdn.net/mp_blog/creation/editor/119493449 https://mp.csdn.net/mp_blog/creation/editor/119512725 https://mp.csdn.net/mp_blog/creation/editor/119512789 https://mp.csdn.net/...

我把将要用到的sql基础知识点都总结在一起了， 我觉得先掌握知识点在刷sql会事半功倍， 请大家看一眼，觉的有用就拿去 想要在这里和csdn要家人们一个赞，球球了，卑微https://mp.csdn.net/mp_blog/creation/editor/119493449https://mp.csdn.net/mp_blog/creation/editor/119512725https://mp.csdn.net/mp_blog/creation/editor/119512789https://mp.csdn.net/mp_blog/creation/editor/11951572...