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存量题库数据更新
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@@ -6,13 +6,13 @@
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"boundTopicId": null,
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"title": "Nth Highest Salary",
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"titleSlug": "nth-highest-salary",
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"content": "<p>Table: <code>Employee</code></p>\n\n<pre>\n+-------------+------+\n| Column Name | Type |\n+-------------+------+\n| id | int |\n| salary | int |\n+-------------+------+\nid is the primary key column for this table.\nEach row of this table contains information about the salary of an employee.\n</pre>\n\n<p> </p>\n\n<p>Write an SQL query to report the <code>n<sup>th</sup></code> highest salary from the <code>Employee</code> table. If there is no <code>n<sup>th</sup></code> highest salary, the query should report <code>null</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> \nEmployee table:\n+----+--------+\n| id | salary |\n+----+--------+\n| 1 | 100 |\n| 2 | 200 |\n| 3 | 300 |\n+----+--------+\nn = 2\n<strong>Output:</strong> \n+------------------------+\n| getNthHighestSalary(2) |\n+------------------------+\n| 200 |\n+------------------------+\n</pre>\n\n<p><strong>Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> \nEmployee table:\n+----+--------+\n| id | salary |\n+----+--------+\n| 1 | 100 |\n+----+--------+\nn = 2\n<strong>Output:</strong> \n+------------------------+\n| getNthHighestSalary(2) |\n+------------------------+\n| null |\n+------------------------+\n</pre>\n",
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"content": "<p>Table: <code>Employee</code></p>\n\n<pre>\n+-------------+------+\n| Column Name | Type |\n+-------------+------+\n| id | int |\n| salary | int |\n+-------------+------+\nid is the primary key (column with unique values) for this table.\nEach row of this table contains information about the salary of an employee.\n</pre>\n\n<p> </p>\n\n<p>Write a solution to find the <code>n<sup>th</sup></code> highest salary from the <code>Employee</code> table. If there is no <code>n<sup>th</sup></code> highest salary, return <code>null</code>.</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> \nEmployee table:\n+----+--------+\n| id | salary |\n+----+--------+\n| 1 | 100 |\n| 2 | 200 |\n| 3 | 300 |\n+----+--------+\nn = 2\n<strong>Output:</strong> \n+------------------------+\n| getNthHighestSalary(2) |\n+------------------------+\n| 200 |\n+------------------------+\n</pre>\n\n<p><strong class=\"example\">Example 2:</strong></p>\n\n<pre>\n<strong>Input:</strong> \nEmployee table:\n+----+--------+\n| id | salary |\n+----+--------+\n| 1 | 100 |\n+----+--------+\nn = 2\n<strong>Output:</strong> \n+------------------------+\n| getNthHighestSalary(2) |\n+------------------------+\n| null |\n+------------------------+\n</pre>\n",
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"difficulty": "Medium",
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"similarQuestions": "[{\"title\": \"The Number of Users That Are Eligible for Discount\", \"titleSlug\": \"the-number-of-users-that-are-eligible-for-discount\", \"difficulty\": \"Easy\", \"translatedTitle\": null}]",
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"exampleTestcases": "{\"headers\": {\"Employee\": [\"id\", \"salary\"]}, \"argument\": 2, \"rows\": {\"Employee\": [[1, 100], [2, 200], [3, 300]]}}\n{\"headers\": {\"Employee\": [\"id\", \"salary\"]}, \"argument\": 2, \"rows\": {\"Employee\": [[1, 100]]}}",
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@@ -31,28 +31,47 @@
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{
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"lang": "MySQL",
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"langSlug": "mysql",
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"code": "CREATE FUNCTION getNthHighestSalary(N INT) RETURNS INT\nBEGIN\n RETURN (\n # Write your MySQL query statement below.\n \n );\nEND",
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"code": "-CREATE FUNCTION getNthHighestSalary(N INT) RETURNS INT\n-BEGIN\n- RETURN (\n- # Write your MySQL query statement below.\n-\n- );\n-END",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "MS SQL Server",
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"langSlug": "mssql",
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"code": "CREATE FUNCTION getNthHighestSalary(@N INT) RETURNS INT AS\nBEGIN\n RETURN (\n /* Write your T-SQL query statement below. */\n \n );\nEND",
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"code": "-CREATE FUNCTION getNthHighestSalary(@N INT) RETURNS INT AS\n-BEGIN\n- RETURN (\n- /* Write your T-SQL query statement below. */\n-\n- );\n-END",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Oracle",
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"langSlug": "oraclesql",
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"code": "CREATE FUNCTION getNthHighestSalary(N IN NUMBER) RETURN NUMBER IS\nresult NUMBER;\nBEGIN\n /* Write your PL/SQL query statement below */\n \n RETURN result;\nEND;",
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"code": "-CREATE FUNCTION getNthHighestSalary(N IN NUMBER) RETURN NUMBER IS\n-result NUMBER;\n-BEGIN\n- /* Write your PL/SQL query statement below */\n-\n- RETURN result;\n-END;",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "Pandas",
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"langSlug": "pythondata",
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"code": "import pandas as pd\n\ndef nth_highest_salary(employee: pd.DataFrame, N: int) -> pd.DataFrame:",
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"__typename": "CodeSnippetNode"
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},
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{
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"lang": "PostgreSQL",
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"langSlug": "postgresql",
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"code": "CREATE OR REPLACE FUNCTION NthHighestSalary(N INT) RETURNS TABLE (Salary INT) AS $$\nBEGIN\n RETURN QUERY (\n -- Write your PostgreSQL query statement below.\n \n \n );\nEND;\n$$ LANGUAGE plpgsql;",
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"__typename": "CodeSnippetNode"
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}
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"hints": [],
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"solution": null,
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"solution": {
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"id": "2008",
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"__typename": "ArticleNode"
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},
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"status": null,
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"sampleTestCase": "{\"headers\": {\"Employee\": [\"id\", \"salary\"]}, \"argument\": 2, \"rows\": {\"Employee\": [[1, 100], [2, 200], [3, 300]]}}",
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"metaData": "{\n \"mysql\": [\n \"Create table If Not Exists Employee (Id int, Salary int)\"\n ],\n \"mssql\": [\n \"Create table Employee (Id int, Salary int)\"\n ],\n \"oraclesql\": [\n \"Create table Employee (Id int, Salary int)\"\n ],\n \"database\": true,\n \"manual\": true\n}",
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"metaData": "{\"mysql\": [\"Create table If Not Exists Employee (Id int, Salary int)\"], \"mssql\": [\"Create table Employee (Id int, Salary int)\"], \"oraclesql\": [\"Create table Employee (Id int, Salary int)\"], \"database\": true, \"manual\": true, \"name\": \"nth_highest_salary\", \"pythondata\": [\"Employee = pd.DataFrame([], columns=['Id', 'Salary']).astype({'Id':'Int64', 'Salary':'Int64'})\"], \"database_schema\": {\"Employee\": {\"Id\": \"INT\", \"Salary\": \"INT\"}}}",
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"judgeType": "large",
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"mysqlSchemas": [
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@@ -65,7 +84,7 @@
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"enableRunCode": true,
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"enableDebugger": false,
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"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>\"]}",
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"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>\"], \"pythondata\": [\"Pandas\", \"<p>Python 3.10 with Pandas 2.0.2 and NumPy 1.25.0</p>\"], \"postgresql\": [\"PostgreSQL\", \"<p>PostgreSQL 16</p>\"]}",
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"libraryUrl": null,
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"challengeQuestion": null,
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