leetcode-problemset/leetcode/originData/[no content]change-null-values-in-a-table-to-the-previous-value.json

{
    "data": {
        "question": {
            "questionId": "2523",
            "questionFrontendId": "2388",
            "boundTopicId": null,
            "title": "Change Null Values in a Table to the Previous Value",
            "titleSlug": "change-null-values-in-a-table-to-the-previous-value",
            "content": null,
            "translatedTitle": null,
            "translatedContent": null,
            "isPaidOnly": true,
            "difficulty": "Medium",
            "likes": 7,
            "dislikes": 1,
            "isLiked": null,
            "similarQuestions": "[]",
            "exampleTestcases": null,
            "categoryTitle": "Database",
            "contributors": [],
            "topicTags": [],
            "companyTagStats": null,
            "codeSnippets": null,
            "stats": "{\"totalAccepted\": \"130\", \"totalSubmission\": \"146\", \"totalAcceptedRaw\": 130, \"totalSubmissionRaw\": 146, \"acRate\": \"89.0%\"}",
            "hints": [],
            "solution": null,
            "status": null,
            "sampleTestCase": "{\"headers\": {\"CoffeeShop\": [\"id\", \"drink\"]}, \"rows\": {\"CoffeeShop\": [[9, \"Mezcal Margarita\"], [6, null], [7, null], [3, \"Americano\"], [1, \"Daiquiri\"], [2, null]]}}",
            "metaData": "{\n  \"mysql\": [\n    \"Create table If Not Exists CoffeeShop (id int, drink varchar(20))\"\n  ],\n  \"mssql\": [\n    \"Create table CoffeeShop (id int, drink varchar(20))\"\n  ],\n  \"oraclesql\": [\n    \"Create table CoffeeShop (id int, drink varchar(20))\"\n  ],\n  \"database\": true\n}",
            "judgerAvailable": true,
            "judgeType": "large",
            "mysqlSchemas": [
                "Create table If Not Exists CoffeeShop (id int, drink varchar(20))",
                "Truncate table CoffeeShop",
                "insert into CoffeeShop (id, drink) values ('9', 'Mezcal Margarita')",
                "insert into CoffeeShop (id, drink) values ('6', 'None')",
                "insert into CoffeeShop (id, drink) values ('7', 'None')",
                "insert into CoffeeShop (id, drink) values ('3', 'Americano')",
                "insert into CoffeeShop (id, drink) values ('1', 'Daiquiri')",
                "insert into CoffeeShop (id, drink) values ('2', 'None')"
            ],
            "enableRunCode": true,
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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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