Rising Temperature
Task: Find all dates’ Id with higher temperatures compared to its previous dates (yesterday).
Table: Weather
+-------------+------+
| Column Name | Type |
+-------------+------+
| id | INT |
| recordDate | date |
| temperature | INT |
+-------------+------+
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 |
+----+