WebAug 5, 2024 · SELECT w1.id FROM weather w1 JOIN weather w2 ON DATEDIFF (w1.recordDate, w2.recordDate) = 1 AND w1.Temperature > w2.Temperature. In the … This does not do what you want: w2.RecordDate = w1.RecordDate + 1 Because you are using number arithmetics on date, this expression implicitly converts the dates to numbers, adds 1 to one of them, and then compares the results. Depending on the exact dates, it might work sometimes, but it is just a wrong approach.As an example, say your date is '2024-01-31', then adding 1 to it would produce ...
sql - DATEDIFF in MySQL - Stack Overflow
WebJun 30, 2024 · Temperature and datediff (w1. RecordDate, w2. RecordDate) = 1; Pay attention to the function datediff, it can calculate the different of two dates, including the situation that the two days are in two months or two years. We can also use join method to solve this problem. select w1. WebApr 9, 2024 · 目录1.文件的使用1.1.文件的类型1.2.文件的打开和关闭1.3.文件内容的读取1.4.文件内容的写入2.实例:自动轨迹绘制3.一维数据格式化和处理3.1.数据组织维度3.2.一维数据的表示3.3.一维数据的存储3.4.一维数据的处理4.二维数据格式化和处理4.1.二位数据的表示4.2 ... the pink letter game of thrones
sql - How to use ID JOIN instead of DATEDIFF() - Stack Overflow
WebSep 12, 2024 · Different from integer comparison, compare two dates is a little tricky. We can use DATEDIFF to tell the difference: SELECT w1.id FROM Weather w1, Weather w2 WHERE DATEDIFF(w1.recordDate, w2.recordDate) = 1 AND w1.Temperature > w2.Temperature. All the queries stated are super common and useful. Hope my blog can … WebAug 6, 2024 · w1.recorddate - w2.recorddate =1 it passed 12 test case and last one is also very close can you please explain why is this. Read more. 1. Show 2 Replies ... SELECT … WebJan 1, 2024 · select w1.id from Weather w1, Weather w2 where w1.Temperature > w2.Temperature and datediff(w1.recordDate, w2.recordDate) = 1; Link. Leetcode. Sql. … the pink lie