mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-09-07 00:11:41 +08:00
存量题库数据更新
This commit is contained in:
@@ -7,17 +7,17 @@
|
||||
"boundTopicId": 33147,
|
||||
"title": "Reformat Department Table",
|
||||
"titleSlug": "reformat-department-table",
|
||||
"content": "<p>Table: <code>Department</code></p>\n\n<pre>\n+-------------+---------+\n| Column Name | Type |\n+-------------+---------+\n| id | int |\n| revenue | int |\n| month | varchar |\n+-------------+---------+\n(id, month) is the primary key of this table.\nThe table has information about the revenue of each department per month.\nThe month has values in ["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"].\n</pre>\n\n<p> </p>\n\n<p>Write an SQL query to reformat the table such that there is a department id column and a revenue column <strong>for each month</strong>.</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> </p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> \nDepartment table:\n+------+---------+-------+\n| id | revenue | month |\n+------+---------+-------+\n| 1 | 8000 | Jan |\n| 2 | 9000 | Jan |\n| 3 | 10000 | Feb |\n| 1 | 7000 | Feb |\n| 1 | 6000 | Mar |\n+------+---------+-------+\n<strong>Output:</strong> \n+------+-------------+-------------+-------------+-----+-------------+\n| id | Jan_Revenue | Feb_Revenue | Mar_Revenue | ... | Dec_Revenue |\n+------+-------------+-------------+-------------+-----+-------------+\n| 1 | 8000 | 7000 | 6000 | ... | null |\n| 2 | 9000 | null | null | ... | null |\n| 3 | null | 10000 | null | ... | null |\n+------+-------------+-------------+-------------+-----+-------------+\n<strong>Explanation:</strong> The revenue from Apr to Dec is null.\nNote that the result table has 13 columns (1 for the department id + 12 for the months).\n</pre>\n",
|
||||
"content": "<p>Table: <code>Department</code></p>\n\n<pre>\n+-------------+---------+\n| Column Name | Type |\n+-------------+---------+\n| id | int |\n| revenue | int |\n| month | varchar |\n+-------------+---------+\nIn SQL,(id, month) is the primary key of this table.\nThe table has information about the revenue of each department per month.\nThe month has values in ["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"].\n</pre>\n\n<p> </p>\n\n<p>Reformat the table such that there is a department id column and a revenue column <strong>for each month</strong>.</p>\n\n<p>Return the result table in <strong>any order</strong>.</p>\n\n<p>The result format is in the following example.</p>\n\n<p> </p>\n<p><strong class=\"example\">Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> \nDepartment table:\n+------+---------+-------+\n| id | revenue | month |\n+------+---------+-------+\n| 1 | 8000 | Jan |\n| 2 | 9000 | Jan |\n| 3 | 10000 | Feb |\n| 1 | 7000 | Feb |\n| 1 | 6000 | Mar |\n+------+---------+-------+\n<strong>Output:</strong> \n+------+-------------+-------------+-------------+-----+-------------+\n| id | Jan_Revenue | Feb_Revenue | Mar_Revenue | ... | Dec_Revenue |\n+------+-------------+-------------+-------------+-----+-------------+\n| 1 | 8000 | 7000 | 6000 | ... | null |\n| 2 | 9000 | null | null | ... | null |\n| 3 | null | 10000 | null | ... | null |\n+------+-------------+-------------+-------------+-----+-------------+\n<strong>Explanation:</strong> The revenue from Apr to Dec is null.\nNote that the result table has 13 columns (1 for the department id + 12 for the months).\n</pre>\n",
|
||||
"translatedTitle": "重新格式化部门表",
|
||||
"translatedContent": "<p>部门表 <code>Department</code>：</p>\n\n<pre>\n+---------------+---------+\n| Column Name | Type |\n+---------------+---------+\n| id | int |\n| revenue | int |\n| month | varchar |\n+---------------+---------+\n(id, month) 是表的联合主键。\n这个表格有关于每个部门每月收入的信息。\n月份（month）可以取下列值 ["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"]。\n</pre>\n\n<p> </p>\n\n<p>编写一个 SQL 查询来重新格式化表，使得新的表中有一个部门 id 列和一些对应 <strong>每个月 </strong>的收入（revenue）列。</p>\n\n<p>查询结果格式如下面的示例所示：</p>\n\n<pre>\nDepartment 表：\n+------+---------+-------+\n| id | revenue | month |\n+------+---------+-------+\n| 1 | 8000 | Jan |\n| 2 | 9000 | Jan |\n| 3 | 10000 | Feb |\n| 1 | 7000 | Feb |\n| 1 | 6000 | Mar |\n+------+---------+-------+\n\n查询得到的结果表：\n+------+-------------+-------------+-------------+-----+-------------+\n| id | Jan_Revenue | Feb_Revenue | Mar_Revenue | ... | Dec_Revenue |\n+------+-------------+-------------+-------------+-----+-------------+\n| 1 | 8000 | 7000 | 6000 | ... | null |\n| 2 | 9000 | null | null | ... | null |\n| 3 | null | 10000 | null | ... | null |\n+------+-------------+-------------+-------------+-----+-------------+\n\n注意，结果表有 13 列 (1个部门 id 列 + 12个月份的收入列)。\n</pre>\n",
|
||||
"translatedContent": "<p>表 <code>Department</code>：</p>\n\n<pre>\n+---------------+---------+\n| Column Name | Type |\n+---------------+---------+\n| id | int |\n| revenue | int |\n| month | varchar |\n+---------------+---------+\n在 SQL 中，(id, month) 是表的联合主键。\n这个表格有关于每个部门每月收入的信息。\n月份（month）可以取下列值 [\"Jan\",\"Feb\",\"Mar\",\"Apr\",\"May\",\"Jun\",\"Jul\",\"Aug\",\"Sep\",\"Oct\",\"Nov\",\"Dec\"]。\n</pre>\n\n<p> </p>\n\n<p>重新格式化表格，使得 <strong>每个月 </strong>都有一个部门 id 列和一个收入列。</p>\n\n<p>以 <strong>任意顺序</strong> 返回结果表。</p>\n\n<p>结果格式如以下示例所示。</p>\n\n<p> </p>\n\n<p><strong>示例 1：</strong></p>\n\n<pre>\n<b>输入：</b>\nDepartment table:\n+------+---------+-------+\n| id | revenue | month |\n+------+---------+-------+\n| 1 | 8000 | Jan |\n| 2 | 9000 | Jan |\n| 3 | 10000 | Feb |\n| 1 | 7000 | Feb |\n| 1 | 6000 | Mar |\n+------+---------+-------+\n<b>输出：</b>\n+------+-------------+-------------+-------------+-----+-------------+\n| id | Jan_Revenue | Feb_Revenue | Mar_Revenue | ... | Dec_Revenue |\n+------+-------------+-------------+-------------+-----+-------------+\n| 1 | 8000 | 7000 | 6000 | ... | null |\n| 2 | 9000 | null | null | ... | null |\n| 3 | null | 10000 | null | ... | null |\n+------+-------------+-------------+-------------+-----+-------------+\n<b>解释：</b>四月到十二月的收入为空。 \n请注意，结果表共有 13 列（1 列用于部门 ID，其余 12 列用于各个月份）。</pre>\n",
|
||||
"isPaidOnly": false,
|
||||
"difficulty": "Easy",
|
||||
"likes": 165,
|
||||
"likes": 242,
|
||||
"dislikes": 0,
|
||||
"isLiked": null,
|
||||
"similarQuestions": "[]",
|
||||
"contributors": [],
|
||||
"langToValidPlayground": "{\"cpp\": false, \"java\": false, \"python\": false, \"python3\": false, \"mysql\": false, \"mssql\": false, \"oraclesql\": false, \"c\": false, \"csharp\": false, \"javascript\": false, \"ruby\": false, \"bash\": false, \"swift\": false, \"golang\": false, \"scala\": false, \"html\": false, \"pythonml\": false, \"kotlin\": false, \"rust\": false, \"php\": false, \"typescript\": false, \"racket\": false, \"erlang\": false, \"elixir\": false}",
|
||||
"langToValidPlayground": "{\"cpp\": false, \"java\": false, \"python\": false, \"python3\": false, \"mysql\": false, \"mssql\": false, \"oraclesql\": false, \"c\": false, \"csharp\": false, \"javascript\": false, \"typescript\": false, \"bash\": false, \"php\": false, \"swift\": false, \"kotlin\": false, \"dart\": false, \"golang\": false, \"ruby\": false, \"scala\": false, \"html\": false, \"pythonml\": false, \"rust\": false, \"racket\": false, \"erlang\": false, \"elixir\": false, \"pythondata\": false, \"react\": false, \"vanillajs\": false, \"postgresql\": false}",
|
||||
"topicTags": [
|
||||
{
|
||||
"name": "Database",
|
||||
@@ -45,14 +45,26 @@
|
||||
"langSlug": "oraclesql",
|
||||
"code": "/* Write your PL/SQL query statement below */",
|
||||
"__typename": "CodeSnippetNode"
|
||||
},
|
||||
{
|
||||
"lang": "Pandas",
|
||||
"langSlug": "pythondata",
|
||||
"code": "import pandas as pd\n\ndef reformat_table(department: pd.DataFrame) -> pd.DataFrame:\n ",
|
||||
"__typename": "CodeSnippetNode"
|
||||
},
|
||||
{
|
||||
"lang": "PostgreSQL",
|
||||
"langSlug": "postgresql",
|
||||
"code": "-- Write your PostgreSQL query statement below",
|
||||
"__typename": "CodeSnippetNode"
|
||||
}
|
||||
],
|
||||
"stats": "{\"totalAccepted\": \"37.6K\", \"totalSubmission\": \"58.7K\", \"totalAcceptedRaw\": 37571, \"totalSubmissionRaw\": 58655, \"acRate\": \"64.1%\"}",
|
||||
"stats": "{\"totalAccepted\": \"50.9K\", \"totalSubmission\": \"78.1K\", \"totalAcceptedRaw\": 50905, \"totalSubmissionRaw\": 78105, \"acRate\": \"65.2%\"}",
|
||||
"hints": [],
|
||||
"solution": null,
|
||||
"status": null,
|
||||
"sampleTestCase": "{\"headers\":{\"Department\":[\"id\",\"revenue\",\"month\"]},\"rows\":{\"Department\":[[1,8000,\"Jan\"],[2,9000,\"Jan\"],[3,10000,\"Feb\"],[1,7000,\"Feb\"],[1,6000,\"Mar\"]]}}",
|
||||
"metaData": "{\n \"mysql\": [\n \"Create table If Not Exists Department (id int, revenue int, month varchar(5))\"\n ],\n \"mssql\": [\n \"Create table Department (id int, revenue int, month varchar(5))\"\n ],\n \"oraclesql\": [\n \"Create table Department (id int, revenue int, month varchar(5))\"\n ],\n \"database\": true\n}",
|
||||
"metaData": "{\"mysql\":[\"Create table If Not Exists Department (id int, revenue int, month varchar(5))\"],\"mssql\":[\"Create table Department (id int, revenue int, month varchar(5))\"],\"oraclesql\":[\"Create table Department (id int, revenue int, month varchar(5))\"],\"database\":true,\"name\":\"reformat_table\",\"pythondata\":[\"Department = pd.DataFrame([], columns=['id', 'revenue', 'month']).astype({'id':'Int64', 'revenue':'Int64', 'month':'object'})\"],\"postgresql\":[\"\\nCreate table If Not Exists Department (id int, revenue int, month varchar(5))\"],\"database_schema\":{\"Department\":{\"id\":\"INT\",\"revenue\":\"INT\",\"month\":\"VARCHAR(5)\"}}}",
|
||||
"judgerAvailable": true,
|
||||
"judgeType": "large",
|
||||
"mysqlSchemas": [
|
||||
@@ -65,7 +77,7 @@
|
||||
"insert into Department (id, revenue, month) values ('1', '6000', 'Mar')"
|
||||
],
|
||||
"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>\"]}",
|
||||
"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 2.0.2 and NumPy 1.25.0<\\/p>\"],\"postgresql\":[\"PostgreSQL\",\"<p>PostgreSQL 16<\\/p>\"]}",
|
||||
"book": null,
|
||||
"isSubscribed": false,
|
||||
"isDailyQuestion": false,
|
||||
|
||||
Reference in New Issue
Block a user