From c94504e9cebb19587cbb960b8e4f82d28744601f Mon Sep 17 00:00:00 2001 From: Deven <63876261+devenperez@users.noreply.github.com> Date: Fri, 20 Jan 2023 21:12:09 -0500 Subject: [PATCH] Create README - LeetHub --- 197-rising-temperature/README.md | 46 ++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 197-rising-temperature/README.md diff --git a/197-rising-temperature/README.md b/197-rising-temperature/README.md new file mode 100644 index 0000000..dfcfc12 --- /dev/null +++ b/197-rising-temperature/README.md @@ -0,0 +1,46 @@ +
Table: Weather
+---------------+---------+ +| Column Name | Type | ++---------------+---------+ +| id | int | +| recordDate | date | +| temperature | int | ++---------------+---------+ +id is the primary key for this table. +This table contains information about the temperature on a certain day. ++ +
+ +
Write an SQL query to find all dates' Id with higher temperatures compared to its previous dates (yesterday).
Return the result table in any order.
+ +The query result format is in the following example.
+ ++
Example 1:
+ +Input: +Weather table: ++----+------------+-------------+ +| id | recordDate | temperature | ++----+------------+-------------+ +| 1 | 2015-01-01 | 10 | +| 2 | 2015-01-02 | 25 | +| 3 | 2015-01-03 | 20 | +| 4 | 2015-01-04 | 30 | ++----+------------+-------------+ +Output: ++----+ +| id | ++----+ +| 2 | +| 4 | ++----+ +Explanation: +In 2015-01-02, the temperature was higher than the previous day (10 -> 25). +In 2015-01-04, the temperature was higher than the previous day (20 -> 30). ++