{ "data": { "question": { "questionId": "2637", "questionFrontendId": "2494", "categoryTitle": "Database", "boundTopicId": 2006422, "title": "Merge Overlapping Events in the Same Hall", "titleSlug": "merge-overlapping-events-in-the-same-hall", "content": null, "translatedTitle": "合并在同一个大厅重叠的活动", "translatedContent": null, "isPaidOnly": true, "difficulty": "Hard", "likes": 7, "dislikes": 0, "isLiked": null, "similarQuestions": "[]", "contributors": [], "langToValidPlayground": null, "topicTags": [ { "name": "Database", "slug": "database", "translatedName": "数据库", "__typename": "TopicTagNode" } ], "companyTagStats": null, "codeSnippets": null, "stats": "{\"totalAccepted\": \"540\", \"totalSubmission\": \"1.3K\", \"totalAcceptedRaw\": 540, \"totalSubmissionRaw\": 1291, \"acRate\": \"41.8%\"}", "hints": [], "solution": null, "status": null, "sampleTestCase": "{\"headers\": {\"HallEvents\": [\"hall_id\", \"start_day\", \"end_day\"]}, \"rows\": {\"HallEvents\": [[1, \"2023-01-13\", \"2023-01-14\"], [1, \"2023-01-14\", \"2023-01-17\"], [1, \"2023-01-18\", \"2023-01-25\"], [2, \"2022-12-09\", \"2022-12-23\"], [2, \"2022-12-13\", \"2022-12-17\"], [3, \"2022-12-01\", \"2023-01-30\"]]}}", "metaData": "{\"mysql\":[\"Create table If Not Exists HallEvents (hall_id int, start_day date, end_day date)\"],\"mssql\":[\"Create table HallEvents (hall_id int, start_day date, end_day date)\"],\"oraclesql\":[\"Create table HallEvents (hall_id int, start_day date, end_day date)\",\"ALTER SESSION SET nls_date_format='YYYY-MM-DD'\"],\"database\":true,\"name\":\"merge_events\",\"pythondata\":[\"HallEvents = pd.DataFrame([], columns=['hall_id', 'start_day', 'end_day']).astype({'hall_id':'Int64', 'start_day':'datetime64[ns]', 'end_day':'datetime64[ns]'})\"],\"database_schema\":{\"HallEvents\":{\"hall_id\":\"INT\",\"start_day\":\"DATE\",\"end_day\":\"DATE\"}}}", "judgerAvailable": true, "judgeType": "large", "mysqlSchemas": [ "Create table If Not Exists HallEvents (hall_id int, start_day date, end_day date)", "Truncate table HallEvents", "insert into HallEvents (hall_id, start_day, end_day) values ('1', '2023-01-13', '2023-01-14')", "insert into HallEvents (hall_id, start_day, end_day) values ('1', '2023-01-14', '2023-01-17')", "insert into HallEvents (hall_id, start_day, end_day) values ('1', '2023-01-18', '2023-01-25')", "insert into HallEvents (hall_id, start_day, end_day) values ('2', '2022-12-09', '2022-12-23')", "insert into HallEvents (hall_id, start_day, end_day) values ('2', '2022-12-13', '2022-12-17')", "insert into HallEvents (hall_id, start_day, end_day) values ('3', '2022-12-01', '2023-01-30')" ], "enableRunCode": true, "envInfo": "{\"mysql\":[\"MySQL\",\"

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