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parent 2862a227c4
commit 13f2098086
4409 changed files with 168933 additions and 166256 deletions

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@@ -12,12 +12,12 @@
"translatedContent": "<p>配送表: <code>Delivery</code></p>\n\n<pre>\n+-----------------------------+---------+\n| Column Name | Type |\n+-----------------------------+---------+\n| delivery_id | int |\n| customer_id | int |\n| order_date | date |\n| customer_pref_delivery_date | date |\n+-----------------------------+---------+\ndelivery_id 是该表中具有唯一值的列。\n该表保存着顾客的食物配送信息顾客在某个日期下了订单并指定了一个期望的配送日期和下单日期相同或者在那之后。\n</pre>\n\n<p>&nbsp;</p>\n\n<p>如果顾客期望的配送日期和下单日期相同,则该订单称为 「<strong>即时订单</strong>」,否则称为「<strong>计划订单</strong>」。</p>\n\n<p>「<strong>首次订单</strong>」是顾客最早创建的订单。我们保证一个顾客只会有一个「首次订单」。</p>\n\n<p>编写解决方案以获取即时订单在所有用户的首次订单中的比例。<strong>保留两位小数。</strong></p>\n\n<p>结果示例如下所示:</p>\n\n<p>&nbsp;</p>\n\n<p><strong>示例 1</strong></p>\n\n<pre>\n<strong>输入:</strong>\nDelivery 表:\n+-------------+-------------+------------+-----------------------------+\n| delivery_id | customer_id | order_date | customer_pref_delivery_date |\n+-------------+-------------+------------+-----------------------------+\n| 1 | 1 | 2019-08-01 | 2019-08-02 |\n| 2 | 2 | 2019-08-02 | 2019-08-02 |\n| 3 | 1 | 2019-08-11 | 2019-08-12 |\n| 4 | 3 | 2019-08-24 | 2019-08-24 |\n| 5 | 3 | 2019-08-21 | 2019-08-22 |\n| 6 | 2 | 2019-08-11 | 2019-08-13 |\n| 7 | 4 | 2019-08-09 | 2019-08-09 |\n+-------------+-------------+------------+-----------------------------+\n<strong>输出:</strong>\n+----------------------+\n| immediate_percentage |\n+----------------------+\n| 50.00 |\n+----------------------+\n<strong>解释:</strong>\n1 号顾客的 1 号订单是首次订单,并且是计划订单。\n2 号顾客的 2 号订单是首次订单,并且是即时订单。\n3 号顾客的 5 号订单是首次订单,并且是计划订单。\n4 号顾客的 7 号订单是首次订单,并且是即时订单。\n因此一半顾客的首次订单是即时的。\n</pre>\n",
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"difficulty": "Medium",
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@@ -40,6 +40,12 @@
"code": "/* Write your T-SQL query statement below */",
"__typename": "CodeSnippetNode"
},
{
"lang": "PostgreSQL",
"langSlug": "postgresql",
"code": "-- Write your PostgreSQL query statement below",
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@@ -51,15 +57,9 @@
"langSlug": "pythondata",
"code": "import pandas as pd\n\ndef immediate_food_delivery(delivery: pd.DataFrame) -> pd.DataFrame:\n ",
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