Write a SQL query to get the nth highest salary from the Employee table. For example, given the above Employee table, the nth highest salary ...
The Employee table holds all employees. Every employee has an Id, a salary, and there is also a column for the department Id. The Department table holds all departments of the company. Write a SQL qu ...
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Write a SQL query to get the nth highest salary from the Employee table. For example, given the above Employee table, the nth highest salary ...
Write a SQL query to get the second highest salary from the Employee table. For example, given the above Employee table, the second highest ...
The Employee table holds all employees. Every employee has an Id, and there is also a column for the department Id. The Department table holds ...
題目 The Employee table holds all employees. Every employee has an Id, a salary, and there is also a column for the department Id. ...
(1)第二高薪水 編寫一個 SQL 查詢,獲取 Employee 表中第二高的薪水(Salary) 例如上述 Employee 表,SQL查詢應該返回 200 作為第二高的薪水。如果不存在第二高的薪水,那么查詢應返回 null。 剛一看題目,覺得很簡單的,可是做了一下之后才發現 ...
Given an array A, we may rotate it by a non-negative integer K so that the array becomes A[K], A[ ...
編寫一個 SQL 查詢,獲取 Employee 表中第 n 高的薪水(Salary)。 +----+--------+| Id | Salary |+----+--------+| 1 | 100 || 2 | 200 || 3 | 300 |+----+--------+ 例如上述 ...
題目: 編寫一個SQL查詢以獲得Employee表中第二高的薪水。 例如,給定上面的Employee表,查詢應該返回200為第二高薪水。如果沒有第二高的薪水,那么查詢應該返回null。 難點: limit、offset 見文章 返回null(使用臨時表/IFFULL ...