{
    "data": {
        "question": {
            "questionId": "2370",
            "questionFrontendId": "2228",
            "categoryTitle": "Database",
            "boundTopicId": 1395841,
            "title": "Users With Two Purchases Within Seven Days",
            "titleSlug": "users-with-two-purchases-within-seven-days",
            "content": null,
            "translatedTitle": "7 天内两次购买的用户",
            "translatedContent": null,
            "isPaidOnly": true,
            "difficulty": "Medium",
            "likes": 4,
            "dislikes": 0,
            "isLiked": null,
            "similarQuestions": "[{\"title\": \"Biggest Window Between Visits\", \"titleSlug\": \"biggest-window-between-visits\", \"difficulty\": \"Medium\", \"translatedTitle\": \"\\u8bbf\\u95ee\\u65e5\\u671f\\u4e4b\\u95f4\\u6700\\u5927\\u7684\\u7a7a\\u6863\\u671f\", \"isPaidOnly\": true}]",
            "contributors": [],
            "langToValidPlayground": null,
            "topicTags": [
                {
                    "name": "Database",
                    "slug": "database",
                    "translatedName": "数据库",
                    "__typename": "TopicTagNode"
                }
            ],
            "companyTagStats": null,
            "codeSnippets": null,
            "stats": "{\"totalAccepted\": \"2.3K\", \"totalSubmission\": \"4.7K\", \"totalAcceptedRaw\": 2272, \"totalSubmissionRaw\": 4722, \"acRate\": \"48.1%\"}",
            "hints": [],
            "solution": null,
            "status": null,
            "sampleTestCase": "{\"headers\":{\"Purchases\":[\"purchase_id\",\"user_id\",\"purchase_date\"]},\"rows\":{\"Purchases\":[[4,2,\"2022-03-13\"],[1,5,\"2022-02-11\"],[3,7,\"2022-06-19\"],[6,2,\"2022-03-20\"],[5,7,\"2022-06-19\"],[2,2,\"2022-06-08\"]]}}",
            "metaData": "{\"mysql\":[\"Create table If Not Exists Purchases (purchase_id int, user_id int, purchase_date date)\"],\"mssql\":[\"Create table Purchases (purchase_id int, user_id int, purchase_date date)\"],\"oraclesql\":[\"Create table Purchases (purchase_id int, user_id int, purchase_date date)\",\"ALTER SESSION SET nls_date_format='YYYY-MM-DD'\"],\"database\":true,\"name\":\"find_valid_users\",\"pythondata\":[\"Purchases = pd.DataFrame([], columns=['purchase_id', 'user_id', 'purchase_date']).astype({'purchase_id':'Int64', 'user_id':'Int64', 'purchase_date':'datetime64[ns]'})\"],\"postgresql\":[\"Create table If Not Exists Purchases (purchase_id int, user_id int, purchase_date date)\"],\"database_schema\":{\"Purchases\":{\"purchase_id\":\"INT\",\"user_id\":\"INT\",\"purchase_date\":\"DATE\"}}}",
            "judgerAvailable": true,
            "judgeType": "large",
            "mysqlSchemas": [
                "Create table If Not Exists Purchases (purchase_id int, user_id int, purchase_date date)",
                "Truncate table Purchases",
                "insert into Purchases (purchase_id, user_id, purchase_date) values ('4', '2', '2022-03-13')",
                "insert into Purchases (purchase_id, user_id, purchase_date) values ('1', '5', '2022-02-11')",
                "insert into Purchases (purchase_id, user_id, purchase_date) values ('3', '7', '2022-06-19')",
                "insert into Purchases (purchase_id, user_id, purchase_date) values ('6', '2', '2022-03-20')",
                "insert into Purchases (purchase_id, user_id, purchase_date) values ('5', '7', '2022-06-19')",
                "insert into Purchases (purchase_id, user_id, purchase_date) values ('2', '2', '2022-06-08')"
            ],
            "enableRunCode": true,
            "envInfo": "{\"mysql\":[\"MySQL\",\"<p>\\u7248\\u672c\\uff1a<code>MySQL 8.0<\\/code><\\/p>\"],\"mssql\":[\"MS SQL Server\",\"<p>mssql server 2019.<\\/p>\"],\"oraclesql\":[\"Oracle\",\"<p>Oracle Sql 11.2.<\\/p>\"],\"pythondata\":[\"Pandas\",\"<p>Python 3.10 with Pandas 2.2.2 and NumPy 1.26.4<\\/p>\"],\"postgresql\":[\"PostgreSQL\",\"<p>PostgreSQL 16<\\/p>\"]}",
            "book": null,
            "isSubscribed": false,
            "isDailyQuestion": false,
            "dailyRecordStatus": null,
            "editorType": "CKEDITOR",
            "ugcQuestionId": null,
            "style": "LEETCODE",
            "exampleTestcases": "{\"headers\":{\"Purchases\":[\"purchase_id\",\"user_id\",\"purchase_date\"]},\"rows\":{\"Purchases\":[[4,2,\"2022-03-13\"],[1,5,\"2022-02-11\"],[3,7,\"2022-06-19\"],[6,2,\"2022-03-20\"],[5,7,\"2022-06-19\"],[2,2,\"2022-06-08\"]]}}",
            "__typename": "QuestionNode"
        }
    }
}