1
0
mirror of https://gitee.com/coder-xiaomo/leetcode-problemset synced 2025-09-02 22:13:28 +08:00
Code Issues Projects Releases Wiki Activity GitHub Gitee
This commit is contained in:
2022-05-02 23:44:12 +08:00
parent 7ea03594b3
commit 2a71c78585
4790 changed files with 11696 additions and 10944 deletions

View File

@@ -12,7 +12,7 @@
"translatedContent": "<p>活动表&nbsp;<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表的主键是 (player_id, event_date)。\n这张表展示了一些游戏玩家在游戏平台上的行为活动。\n每行数据记录了一名玩家在退出平台之前当天使用同一台设备登录平台后打开的游戏的数目可能是 0 个)。\n</pre>\n\n<p>&nbsp;</p>\n\n<p>写一条 SQL&nbsp;查询语句获取每位玩家 <strong>第一次登陆平台的日期</strong>。</p>\n\n<p>查询结果的格式如下所示:</p>\n\n<pre>\nActivity 表:\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\nResult 表:\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",
"isPaidOnly": false,
"difficulty": "Easy",
"likes": 33,
"likes": 44,
"dislikes": 0,
"isLiked": null,
"similarQuestions": "[{\"title\": \"Game Play Analysis II\", \"titleSlug\": \"game-play-analysis-ii\", \"difficulty\": \"Easy\", \"translatedTitle\": \"\\u6e38\\u620f\\u73a9\\u6cd5\\u5206\\u6790 II\"}]",
@@ -47,7 +47,7 @@
"__typename": "CodeSnippetNode"
}
],
"stats": "{\"totalAccepted\": \"26.8K\", \"totalSubmission\": \"36.7K\", \"totalAcceptedRaw\": 26768, \"totalSubmissionRaw\": 36749, \"acRate\": \"72.8%\"}",
"stats": "{\"totalAccepted\": \"32.1K\", \"totalSubmission\": \"44.2K\", \"totalAcceptedRaw\": 32142, \"totalSubmissionRaw\": 44212, \"acRate\": \"72.7%\"}",
"hints": [],
"solution": null,
"status": null,