https://leetcode-cn.com/problems/department-highest-salary/ Write a SQL query to find employees who have the highest salary in each of the departments. For the above tables, your SQL query should return the following rows (order of rows does not matter). 题意 编写一个 SQL 查询,找出每个...
Write a SQL query to find employees who have the highest salary in each of the departments. For the above tables, Max has the highest salary in the IT department and Henry has the highest salary in the Sales department. +---+---+---+ | Department | Employee | Salary | +---+---...
184. Department Highest Salary SELECT d.name AS department, e.name AS employee, e.salary AS salary FROM employee e JOIN department d ON e.departmentid = d.id WHERE e.salary IN (SELECT MAX(a.salary) FROM employee a WHERE a.departmentid = e.departmentid ) 注意不能直接查找 d.name,e...
Write a SQL query to find employees who have the highest salary in each of the departments. For the above tables, Max has the highest salary in the IT department and Henry has the highest salary in the Sales department. +---+---+---+|Department|Employee|Salary|+---+---+---+|IT...
Write a SQL query to find employees who have the highest salary in each of the departments. For the above tables, your SQL query should return the following rows (order of rows does not matter). 题意 编写一个 SQL 查询,找出每个部门工资最高的员工。对于上述表,您的 SQL 查询应返回以下行(行...
编写一个 SQL 查询,找出每个部门工资最高的员工。对于上述表,您的 SQL 查询应返回以下行(行的顺序无关紧要)。 解题 此题难度中等,可以使用 JOIN 和 IN 语句,查询语句如下: SELECTDepartment.name AS 'Department',Employee.name AS 'Employee',SalaryFROMEmployeeJOINDepartment ON Employee.DepartmentId = Departme...
Write a solution to find employees who have the highest salary in each of the departments. Return the result table inany order. The result format is in the following example. Example 1: Input:Employee table: +---+---+---+---+ | id | name | salary | departmentId | +---+---+...
编写一个 SQL 查询,获取Employee表中第二高的薪水(Salary) 。 例如上述Employee表,SQL查询应该返回200作为第二高的薪水。如果不存在第二高的薪水,那么查询应返回null。 select max(Salary) as SecondHighestSalary from Employee where Salary < (select max(Salary) from Employee); ...
(emp_name, department) is the primary key for this table. Each row of this table contains emp_name, department and salary. There will be at least one entry for the engineering and marketing departments. Write an SQL query to calculate the difference between the highest salaries in the market...
salary int departmentId int 在SQL 中,id 是此表的主键。 departmentId 是Department 表中 id 的外键(在 Pandas 中称为 join key)。 此表的每一行都表示员工的 id、姓名和工资。它还包含他们所在部门的 id。 「表:Department」 列名类型 id int name varchar 在SQL 中,id 是此表的主键列。 此表的每一...