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小墨
2022-05-02 23:44:12 +08:00
parent 7ea03594b3
commit 2a71c78585
4790 changed files with 11696 additions and 10944 deletions
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leetcode-cn/originData/combine-two-tables.json
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@@ -12,7 +12,7 @@
"translatedContent": "<p>表: <code>Person</code></p>\n\n<pre>\n+-------------+---------+\n| 列名 | 类型 |\n+-------------+---------+\n| PersonId | int |\n| FirstName | varchar |\n| LastName | varchar |\n+-------------+---------+\npersonId是该表的主键列。\n该表包含一些人的ID和他们的姓和名的信息。\n</pre>\n\n<p>&nbsp;</p>\n\n<p>表: <code>Address</code></p>\n\n<pre>\n+-------------+---------+\n| 列名 | 类型 |\n+-------------+---------+\n| AddressId | int |\n| PersonId | int |\n| City | varchar |\n| State | varchar |\n+-------------+---------+\naddressId是该表的主键列。\n该表的每一行都包含一个ID = PersonId的人的城市和州的信息。\n</pre>\n\n<p>&nbsp;</p>\n\n<p>编写一个SQL查询来报告 <code>Person</code> 表中每个人的姓、名、城市和状态。如果 <code>personId</code> 的地址不在&nbsp;<code>Address</code>&nbsp;表中，则报告为空 &nbsp;<code>null</code>&nbsp;。</p>\n\n<p>以 <strong>任意顺序</strong> 返回结果表。</p>\n\n<p>查询结果格式如下所示。</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1:</strong></p>\n\n<pre>\n<strong>输入:</strong> \nPerson表:\n+----------+----------+-----------+\n| personId | lastName | firstName |\n+----------+----------+-----------+\n| 1 | Wang | Allen |\n| 2 | Alice | Bob |\n+----------+----------+-----------+\nAddress表:\n+-----------+----------+---------------+------------+\n| addressId | personId | city | state |\n+-----------+----------+---------------+------------+\n| 1 | 2 | New York City | New York |\n| 2 | 3 | Leetcode | California |\n+-----------+----------+---------------+------------+\n<strong>输出:</strong> \n+-----------+----------+---------------+----------+\n| firstName | lastName | city | state |\n+-----------+----------+---------------+----------+\n| Allen | Wang | Null | Null |\n| Bob | Alice | New York City | New York |\n+-----------+----------+---------------+----------+\n<strong>解释:</strong> \n地址表中没有 personId = 1 的地址，所以它们的城市和州返回null。\naddressId = 1 包含了 personId = 2 的地址信息。</pre>\n",
"isPaidOnly": false,
"difficulty": "Easy",
"likes": 1078,
"likes": 1102,
"dislikes": 0,
"isLiked": null,
"similarQuestions": "[{\"title\": \"Employee Bonus\", \"titleSlug\": \"employee-bonus\", \"difficulty\": \"Easy\", \"translatedTitle\": \"\\u5458\\u5de5\\u5956\\u91d1\"}]",
@@ -47,7 +47,7 @@
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"stats": "{\"totalAccepted\": \"373.9K\", \"totalSubmission\": \"508.6K\", \"totalAcceptedRaw\": 373851, \"totalSubmissionRaw\": 508550, \"acRate\": \"73.5%\"}",
"hints": [],
"solution": {
"id": "101",
@@ -55,7 +55,7 @@
"__typename": "ArticleNode"
},
"status": null,
"sampleTestCase": "{\"headers\":{\"Person\":[\"personId\",\"lastName\",\"firstName\"],\"Address\":[\"addressId\",\"personId\",\"city\",\"state\"]},\"rows\":{\"Person\":[[1,\"Wang\",\"Allen\"],[2,\"Alice\",\"Bob\"]],\"Address\":[[1,2,\"New York City\",\"New York\"],[2,3,\"Leetcode\",\"California\"]]}}",
"sampleTestCase": "{\"headers\":{\"Person\":[\"PersonId\",\"LastName\",\"FirstName\"],\"Address\":[\"AddressId\",\"PersonId\",\"City\",\"State\"]},\"rows\":{\"Person\":[[1,\"Wang\",\"Allen\"],[2,\"Alice\",\"Bob\"]],\"Address\":[[1,2,\"New York City\",\"New York\"],[2,3,\"Leetcode\",\"California\"]]}}",
"metaData": "{\n \"mysql\": [\n \"Create table If Not Exists Person (personId int, firstName varchar(255), lastName varchar(255))\",\n \"Create table If Not Exists Address (addressId int, personId int, city varchar(255), state varchar(255))\"\n ],\n \"mssql\": [\n \"Create table Person (personId int, firstName varchar(255), lastName varchar(255))\",\n \"Create table Address (addressId int, personId int, city varchar(255), state varchar(255))\"\n ],\n \"oraclesql\": [\n \"Create table Person (personId int, firstName varchar(255), lastName varchar(255))\",\n \"Create table Address (addressId int, personId int, city varchar(255), state varchar(255))\"\n ],\n \"database\": true\n}",
"judgerAvailable": true,
"judgeType": "large",