{ "data": { "question": { "questionId": "197", "questionFrontendId": "197", "boundTopicId": null, "title": "Rising Temperature", "titleSlug": "rising-temperature", "content": "<p>Table: <code>Weather</code></p>\n\n<pre>\n+---------------+---------+\n| Column Name | Type |\n+---------------+---------+\n| id | int |\n| recordDate | date |\n| temperature | int |\n+---------------+---------+\nid is the primary key for this table.\nThis table contains information about the temperature on a certain day.\n</pre>\n\n<p> </p>\n\n<p>Write an SQL query to find all dates' <code>Id</code> with higher temperatures compared to its previous dates (yesterday).</p>\n\n<p>Return the result table in <strong>any order</strong>.</p>\n\n<p>The query result format is in the following example.</p>\n\n<p> </p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> \nWeather table:\n+----+------------+-------------+\n| id | recordDate | temperature |\n+----+------------+-------------+\n| 1 | 2015-01-01 | 10 |\n| 2 | 2015-01-02 | 25 |\n| 3 | 2015-01-03 | 20 |\n| 4 | 2015-01-04 | 30 |\n+----+------------+-------------+\n<strong>Output:</strong> \n+----+\n| id |\n+----+\n| 2 |\n| 4 |\n+----+\n<strong>Explanation:</strong> \nIn 2015-01-02, the temperature was higher than the previous day (10 -> 25).\nIn 2015-01-04, the temperature was higher than the previous day (20 -> 30).\n</pre>\n", "translatedTitle": null, "translatedContent": null, "isPaidOnly": false, "difficulty": "Easy", "likes": 826, "dislikes": 348, "isLiked": null, "similarQuestions": "[]", "exampleTestcases": "{\"headers\": {\"Weather\": [\"id\", \"recordDate\", \"temperature\"]}, \"rows\": {\"Weather\": [[1, \"2015-01-01\", 10], [2, \"2015-01-02\", 25], [3, \"2015-01-03\", 20], [4, \"2015-01-04\", 30]]}}", "categoryTitle": "Database", "contributors": [], "topicTags": [ { "name": "Database", "slug": "database", "translatedName": null, "__typename": "TopicTagNode" } ], "companyTagStats": null, "codeSnippets": [ { "lang": "MySQL", "langSlug": "mysql", "code": "# Write your MySQL query statement below\n", "__typename": "CodeSnippetNode" }, { "lang": "MS SQL Server", "langSlug": "mssql", "code": "/* Write your T-SQL query statement below */\n", "__typename": "CodeSnippetNode" }, { "lang": "Oracle", "langSlug": "oraclesql", "code": "/* Write your PL/SQL query statement below */\n", "__typename": "CodeSnippetNode" } ], "stats": "{\"totalAccepted\": \"212K\", \"totalSubmission\": \"501.9K\", \"totalAcceptedRaw\": 211973, \"totalSubmissionRaw\": 501925, \"acRate\": \"42.2%\"}", "hints": [], "solution": { "id": "211", "canSeeDetail": true, "paidOnly": false, "hasVideoSolution": false, "paidOnlyVideo": true, "__typename": "ArticleNode" }, "status": null, "sampleTestCase": "{\"headers\": {\"Weather\": [\"id\", \"recordDate\", \"temperature\"]}, \"rows\": {\"Weather\": [[1, \"2015-01-01\", 10], [2, \"2015-01-02\", 25], [3, \"2015-01-03\", 20], [4, \"2015-01-04\", 30]]}}", "metaData": "{\n \"mysql\": [\n \"Create table If Not Exists Weather (id int, recordDate date, temperature int)\"\n ],\n \"mssql\": [\n \"Create table Weather (id int, recordDate date, temperature int)\"\n ],\n \"oraclesql\": [\n \"Create table Weather (id int, recordDate date, temperature int)\",\n \"ALTER SESSION SET nls_date_format='YYYY-MM-DD'\"\n ],\n \"database\": true\n}", "judgerAvailable": true, "judgeType": "large", "mysqlSchemas": [ "Create table If Not Exists Weather (id int, recordDate date, temperature int)", "Truncate table Weather", "insert into Weather (id, recordDate, temperature) values ('1', '2015-01-01', '10')", "insert into Weather (id, recordDate, temperature) values ('2', '2015-01-02', '25')", "insert into Weather (id, recordDate, temperature) values ('3', '2015-01-03', '20')", "insert into Weather (id, recordDate, temperature) values ('4', '2015-01-04', '30')" ], "enableRunCode": true, "enableTestMode": false, "enableDebugger": false, "envInfo": "{\"mysql\": [\"MySQL\", \"<p><code>MySQL 8.0</code>.</p>\"], \"mssql\": [\"MS SQL Server\", \"<p><code>mssql server 2019</code>.</p>\"], \"oraclesql\": [\"Oracle\", \"<p><code>Oracle Sql 11.2</code>.</p>\"]}", "libraryUrl": null, "adminUrl": null, "challengeQuestion": null, "__typename": "QuestionNode" } } }