{ "data": { "question": { "questionId": "1204", "questionFrontendId": "1107", "boundTopicId": null, "title": "New Users Daily Count", "titleSlug": "new-users-daily-count", "content": null, "translatedTitle": null, "translatedContent": null, "isPaidOnly": true, "difficulty": "Medium", "likes": 142, "dislikes": 156, "isLiked": null, "similarQuestions": "[]", "exampleTestcases": "{\"headers\":{\"Traffic\":[\"user_id\",\"activity\",\"activity_date\"]},\"rows\":{\"Traffic\":[[1,\"login\",\"2019-05-01\"],[1,\"homepage\",\"2019-05-01\"],[1,\"logout\",\"2019-05-01\"],[2,\"login\",\"2019-06-21\"],[2,\"logout\",\"2019-06-21\"],[3,\"login\",\"2019-01-01\"],[3,\"jobs\",\"2019-01-01\"],[3,\"logout\",\"2019-01-01\"],[4,\"login\",\"2019-06-21\"],[4,\"groups\",\"2019-06-21\"],[4,\"logout\",\"2019-06-21\"],[5,\"login\",\"2019-03-01\"],[5,\"logout\",\"2019-03-01\"],[5,\"login\",\"2019-06-21\"],[5,\"logout\",\"2019-06-21\"]]}}", "categoryTitle": "Database", "contributors": [], "topicTags": [ { "name": "Database", "slug": "database", "translatedName": null, "__typename": "TopicTagNode" } ], "companyTagStats": null, "codeSnippets": null, "stats": "{\"totalAccepted\": \"33.3K\", \"totalSubmission\": \"74.6K\", \"totalAcceptedRaw\": 33301, \"totalSubmissionRaw\": 74605, \"acRate\": \"44.6%\"}", "hints": [], "solution": null, "status": null, "sampleTestCase": "{\"headers\":{\"Traffic\":[\"user_id\",\"activity\",\"activity_date\"]},\"rows\":{\"Traffic\":[[1,\"login\",\"2019-05-01\"],[1,\"homepage\",\"2019-05-01\"],[1,\"logout\",\"2019-05-01\"],[2,\"login\",\"2019-06-21\"],[2,\"logout\",\"2019-06-21\"],[3,\"login\",\"2019-01-01\"],[3,\"jobs\",\"2019-01-01\"],[3,\"logout\",\"2019-01-01\"],[4,\"login\",\"2019-06-21\"],[4,\"groups\",\"2019-06-21\"],[4,\"logout\",\"2019-06-21\"],[5,\"login\",\"2019-03-01\"],[5,\"logout\",\"2019-03-01\"],[5,\"login\",\"2019-06-21\"],[5,\"logout\",\"2019-06-21\"]]}}", "metaData": "{\"mysql\": [\"Create table If Not Exists Traffic (user_id int, activity ENUM('login', 'logout', 'jobs', 'groups', 'homepage'), activity_date date)\"], \"mssql\": [\"Create table Traffic (user_id int, activity VARCHAR(10) NOT NULL CHECK (activity IN ('login', 'logout', 'jobs', 'groups', 'homepage')), activity_date date)\"], \"oraclesql\": [\"Create table Traffic (user_id int, activity VARCHAR(10) NOT NULL CHECK (activity IN ('login', 'logout', 'jobs', 'groups', 'homepage')), activity_date date)\", \"ALTER SESSION SET nls_date_format='YYYY-MM-DD'\"], \"database\": true, \"name\": \"new_users_daily_count\", \"pythondata\": [\"Traffic = pd.DataFrame([], columns=['user_id', 'activity', 'activity_date']).astype({'user_id':'Int64', 'activity':'object', 'activity_date':'datetime64[ns]'})\"], \"manual\": true, \"postgresql\": [\"Create table If Not Exists Traffic (user_id int, activity VARCHAR(30) CHECK (activity IN ('login', 'logout', 'jobs', 'groups', 'homepage')), activity_date date)\\n\"], \"database_schema\": {\"Traffic\": {\"user_id\": \"INT\", \"activity\": \"ENUM('login', 'logout', 'jobs', 'groups', 'homepage')\", \"activity_date\": \"DATE\"}}}", "judgerAvailable": true, "judgeType": "large", "mysqlSchemas": [ "Create table If Not Exists Traffic (user_id int, activity ENUM('login', 'logout', 'jobs', 'groups', 'homepage'), activity_date date)", "Truncate table Traffic", "insert into Traffic (user_id, activity, activity_date) values ('1', 'login', '2019-05-01')", "insert into Traffic (user_id, activity, activity_date) values ('1', 'homepage', '2019-05-01')", "insert into Traffic (user_id, activity, activity_date) values ('1', 'logout', '2019-05-01')", "insert into Traffic (user_id, activity, activity_date) values ('2', 'login', '2019-06-21')", "insert into Traffic (user_id, activity, activity_date) values ('2', 'logout', '2019-06-21')", "insert into Traffic (user_id, activity, activity_date) values ('3', 'login', '2019-01-01')", "insert into Traffic (user_id, activity, activity_date) values ('3', 'jobs', '2019-01-01')", "insert into Traffic (user_id, activity, activity_date) values ('3', 'logout', '2019-01-01')", "insert into Traffic (user_id, activity, activity_date) values ('4', 'login', '2019-06-21')", "insert into Traffic (user_id, activity, activity_date) values ('4', 'groups', '2019-06-21')", "insert into Traffic (user_id, activity, activity_date) values ('4', 'logout', '2019-06-21')", "insert into Traffic (user_id, activity, activity_date) values ('5', 'login', '2019-03-01')", "insert into Traffic (user_id, activity, activity_date) values ('5', 'logout', '2019-03-01')", "insert into Traffic (user_id, activity, activity_date) values ('5', 'login', '2019-06-21')", "insert into Traffic (user_id, activity, activity_date) values ('5', 'logout', '2019-06-21')" ], "enableRunCode": true, "enableTestMode": false, "enableDebugger": false, "envInfo": "{\"mysql\": [\"MySQL\", \"
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