leetcode-problemset/leetcode/originData/game-play-analysis-i.json

{
    "data": {
        "question": {
            "questionId": "1179",
            "questionFrontendId": "511",
            "boundTopicId": null,
            "title": "Game Play Analysis I",
            "titleSlug": "game-play-analysis-i",
            "content": "<p>Table: <code>Activity</code></p>\n\n<pre>\n+--------------+---------+\n| Column Name  | Type    |\n+--------------+---------+\n| player_id    | int     |\n| device_id    | int     |\n| event_date   | date    |\n| games_played | int     |\n+--------------+---------+\n(player_id, event_date) is the primary key of this table.\nThis table shows the activity of players of some games.\nEach row is a record of a player who logged in and played a number of games (possibly 0) before logging out on someday using some device.\n</pre>\n\n<p>&nbsp;</p>\n\n<p>Write an SQL query to report the <strong>first login date</strong> for each player.</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>&nbsp;</p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> \nActivity table:\n+-----------+-----------+------------+--------------+\n| player_id | device_id | event_date | games_played |\n+-----------+-----------+------------+--------------+\n| 1         | 2         | 2016-03-01 | 5            |\n| 1         | 2         | 2016-05-02 | 6            |\n| 2         | 3         | 2017-06-25 | 1            |\n| 3         | 1         | 2016-03-02 | 0            |\n| 3         | 4         | 2018-07-03 | 5            |\n+-----------+-----------+------------+--------------+\n<strong>Output:</strong> \n+-----------+-------------+\n| player_id | first_login |\n+-----------+-------------+\n| 1         | 2016-03-01  |\n| 2         | 2017-06-25  |\n| 3         | 2016-03-02  |\n+-----------+-------------+\n</pre>\n",
            "translatedTitle": null,
            "translatedContent": null,
            "isPaidOnly": false,
            "difficulty": "Easy",
            "likes": 171,
            "dislikes": 9,
            "isLiked": null,
            "similarQuestions": "[{\"title\": \"Game Play Analysis II\", \"titleSlug\": \"game-play-analysis-ii\", \"difficulty\": \"Easy\", \"translatedTitle\": null}]",
            "exampleTestcases": "{\"headers\":{\"Activity\":[\"player_id\",\"device_id\",\"event_date\",\"games_played\"]},\"rows\":{\"Activity\":[[1,2,\"2016-03-01\",5],[1,2,\"2016-05-02\",6],[2,3,\"2017-06-25\",1],[3,1,\"2016-03-02\",0],[3,4,\"2018-07-03\",5]]}}",
            "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\": \"64K\", \"totalSubmission\": \"79.6K\", \"totalAcceptedRaw\": 64050, \"totalSubmissionRaw\": 79582, \"acRate\": \"80.5%\"}",
            "hints": [],
            "solution": null,
            "status": null,
            "sampleTestCase": "{\"headers\":{\"Activity\":[\"player_id\",\"device_id\",\"event_date\",\"games_played\"]},\"rows\":{\"Activity\":[[1,2,\"2016-03-01\",5],[1,2,\"2016-05-02\",6],[2,3,\"2017-06-25\",1],[3,1,\"2016-03-02\",0],[3,4,\"2018-07-03\",5]]}}",
            "metaData": "{\n  \"mysql\": [\n    \"Create table If Not Exists Activity (player_id int, device_id int, event_date date, games_played int)\"\n  ],\n  \"mssql\": [\n    \"Create table Activity (player_id int, device_id int, event_date date, games_played int)\"\n  ],\n  \"oraclesql\": [\n    \"Create table Activity (player_id int, device_id int, event_date date, games_played 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 Activity (player_id int, device_id int, event_date date, games_played int)",
                "Truncate table Activity",
                "insert into Activity (player_id, device_id, event_date, games_played) values ('1', '2', '2016-03-01', '5')",
                "insert into Activity (player_id, device_id, event_date, games_played) values ('1', '2', '2016-05-02', '6')",
                "insert into Activity (player_id, device_id, event_date, games_played) values ('2', '3', '2017-06-25', '1')",
                "insert into Activity (player_id, device_id, event_date, games_played) values ('3', '1', '2016-03-02', '0')",
                "insert into Activity (player_id, device_id, event_date, games_played) values ('3', '4', '2018-07-03', '5')"
            ],
            "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"
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