mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-01-10 18:48:13 +08:00
79 lines
6.3 KiB
JSON
79 lines
6.3 KiB
JSON
{
|
|
"data": {
|
|
"question": {
|
|
"questionId": "1625",
|
|
"questionFrontendId": "1484",
|
|
"boundTopicId": null,
|
|
"title": "Group Sold Products By The Date",
|
|
"titleSlug": "group-sold-products-by-the-date",
|
|
"content": "<p>Table <code>Activities</code>:</p>\n\n<pre>\n+-------------+---------+\n| Column Name | Type |\n+-------------+---------+\n| sell_date | date |\n| product | varchar |\n+-------------+---------+\nThere is no primary key for this table, it may contain duplicates.\nEach row of this table contains the product name and the date it was sold in a market.\n</pre>\n\n<p> </p>\n\n<p>Write an SQL query to find for each date the number of different products sold and their names.</p>\n\n<p>The sold products names for each date should be sorted lexicographically.</p>\n\n<p>Return the result table ordered by <code>sell_date</code>.</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> \nActivities table:\n+------------+------------+\n| sell_date | product |\n+------------+------------+\n| 2020-05-30 | Headphone |\n| 2020-06-01 | Pencil |\n| 2020-06-02 | Mask |\n| 2020-05-30 | Basketball |\n| 2020-06-01 | Bible |\n| 2020-06-02 | Mask |\n| 2020-05-30 | T-Shirt |\n+------------+------------+\n<strong>Output:</strong> \n+------------+----------+------------------------------+\n| sell_date | num_sold | products |\n+------------+----------+------------------------------+\n| 2020-05-30 | 3 | Basketball,Headphone,T-shirt |\n| 2020-06-01 | 2 | Bible,Pencil |\n| 2020-06-02 | 1 | Mask |\n+------------+----------+------------------------------+\n<strong>Explanation:</strong> \nFor 2020-05-30, Sold items were (Headphone, Basketball, T-shirt), we sort them lexicographically and separate them by a comma.\nFor 2020-06-01, Sold items were (Pencil, Bible), we sort them lexicographically and separate them by a comma.\nFor 2020-06-02, the Sold item is (Mask), we just return it.\n</pre>\n",
|
|
"translatedTitle": null,
|
|
"translatedContent": null,
|
|
"isPaidOnly": false,
|
|
"difficulty": "Easy",
|
|
"likes": 207,
|
|
"dislikes": 14,
|
|
"isLiked": null,
|
|
"similarQuestions": "[{\"title\": \"Finding the Topic of Each Post\", \"titleSlug\": \"finding-the-topic-of-each-post\", \"difficulty\": \"Hard\", \"translatedTitle\": null}]",
|
|
"exampleTestcases": "{\"headers\":{\"Activities\":[\"sell_date\",\"product\"]},\"rows\":{\"Activities\":[[\"2020-05-30\",\"Headphone\"],[\"2020-06-01\",\"Pencil\"],[\"2020-06-02\",\"Mask\"],[\"2020-05-30\",\"Basketball\"],[\"2020-06-01\",\"Bible\"],[\"2020-06-02\",\"Mask\"],[\"2020-05-30\",\"T-Shirt\"]]}}",
|
|
"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\": \"19.8K\", \"totalSubmission\": \"23.3K\", \"totalAcceptedRaw\": 19781, \"totalSubmissionRaw\": 23262, \"acRate\": \"85.0%\"}",
|
|
"hints": [],
|
|
"solution": null,
|
|
"status": null,
|
|
"sampleTestCase": "{\"headers\":{\"Activities\":[\"sell_date\",\"product\"]},\"rows\":{\"Activities\":[[\"2020-05-30\",\"Headphone\"],[\"2020-06-01\",\"Pencil\"],[\"2020-06-02\",\"Mask\"],[\"2020-05-30\",\"Basketball\"],[\"2020-06-01\",\"Bible\"],[\"2020-06-02\",\"Mask\"],[\"2020-05-30\",\"T-Shirt\"]]}}",
|
|
"metaData": "{\n \"mysql\": [\n \"Create table If Not Exists Activities (sell_date date, product varchar(20))\"\n ],\n \"mssql\": [\n \"Create table Activities (sell_date date, product varchar(20))\"\n ],\n \"oraclesql\": [\n \"Create table Activities (sell_date date, product varchar(20))\",\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 Activities (sell_date date, product varchar(20))",
|
|
"Truncate table Activities",
|
|
"insert into Activities (sell_date, product) values ('2020-05-30', 'Headphone')",
|
|
"insert into Activities (sell_date, product) values ('2020-06-01', 'Pencil')",
|
|
"insert into Activities (sell_date, product) values ('2020-06-02', 'Mask')",
|
|
"insert into Activities (sell_date, product) values ('2020-05-30', 'Basketball')",
|
|
"insert into Activities (sell_date, product) values ('2020-06-01', 'Bible')",
|
|
"insert into Activities (sell_date, product) values ('2020-06-02', 'Mask')",
|
|
"insert into Activities (sell_date, product) values ('2020-05-30', 'T-Shirt')"
|
|
],
|
|
"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"
|
|
}
|
|
}
|
|
} |