leetcode 197. Rising Temperature
阿新 • • 發佈:2019-01-28
Given a Weather
table, write a SQL query
to find all dates' Ids with higher temperature compared to its previous (yesterday's) dates.
+---------+------------+------------------+ | Id(INT) | Date(DATE) | Temperature(INT) | +---------+------------+------------------+ | 1 | 2015-01-01 | 10 | | 2 | 2015-01-02 | 25 | | 3 | 2015-01-03 | 20 | | 4 | 2015-01-04 | 30 | +---------+------------+------------------+
+----+ | Id | +----+ | 2 | | 4 | +----+
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