随笔分类 - 数据库
摘要:https://leetcode.com/problems/nth-highest-salary/ATTENTION:limit 子句只能接受int常量,不能接受运算式CREATE FUNCTION getNthHighestSalary(N INT) RETURNS INTBEGINSET N =...
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摘要:https://leetcode.com/problems/second-highest-salary/Write a SQL query to get the second highest salary from theEmployeetable.+----+--------+| Id | Sal...
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摘要:https://leetcode.com/problems/combine-two-tables/Combine Two TablesTable: Person+-------------+---------+| Column Name | Type |+-------------+-----...
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摘要:把mysql-connector-java的jar包放入jdk/jre/lib/ext文件下
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