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select distinct a.Num as ConsecutiveNums from Logs as a,Logs as b,Logs as c where a.Num=b.Num and b.Num=c.Num and a.id=b.id-1 and b.id=c.id-1;    阅读全文
posted @ 2020-12-23 11:15
巴黎爱工作
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class Solution { public String largestNumber(int[] nums) { String[] numStrs = new String[nums.length]; for(int i = 0; i < nums.length; ++ i) { numStrs    阅读全文
posted @ 2020-12-23 11:11
巴黎爱工作
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SELECT Score, dense_rank() over(order by Score desc) as 'Rank' FROM Scores    阅读全文
posted @ 2020-12-23 11:01
巴黎爱工作
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select ifnull ( (select distinct Salary from Employee order by Salary desc limit 1,1), null )as 'SecondHighestSalary' 编写一个 SQL 查询,获取 Employee 表中第二高的薪水    阅读全文
posted @ 2020-12-23 10:47
巴黎爱工作
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