{
    "data": {
        "question": {
            "questionId": "1623",
            "questionFrontendId": "1479",
            "boundTopicId": null,
            "title": "Sales by Day of the Week",
            "titleSlug": "sales-by-day-of-the-week",
            "content": null,
            "translatedTitle": null,
            "translatedContent": null,
            "isPaidOnly": true,
            "difficulty": "Hard",
            "likes": 148,
            "dislikes": 37,
            "isLiked": null,
            "similarQuestions": "[]",
            "exampleTestcases": "{\"headers\": {\"Orders\": [\"order_id\", \"customer_id\", \"order_date\", \"item_id\", \"quantity\"], \"Items\": [\"item_id\", \"item_name\", \"item_category\"]}, \"rows\": {\"Orders\": [[1, 1, \"2020-06-01\", 1, 10], [2, 1, \"2020-06-08\", 2, 10], [3, 2, \"2020-06-02\", 1, 5], [4, 3, \"2020-06-03\", 3, 5], [5, 4, \"2020-06-04\", 4, 1], [6, 4, \"2020-06-05\", 5, 5], [7, 5, \"2020-06-05\", 1, 10], [8, 5, \"2020-06-14\", 4, 5], [9, 5, \"2020-06-21\", 3, 5]], \"Items\": [[1, \"LC Alg. Book\", \"Book\"], [2, \"LC DB. Book\", \"Book\"], [3, \"LC SmarthPhone\", \"Phone\"], [4, \"LC Phone 2020\", \"Phone\"], [5, \"LC SmartGlass\", \"Glasses\"], [6, \"LC T-Shirt XL\", \"T-shirt\"]]}}",
            "categoryTitle": "Database",
            "contributors": [],
            "topicTags": [
                {
                    "name": "Database",
                    "slug": "database",
                    "translatedName": null,
                    "__typename": "TopicTagNode"
                }
            ],
            "companyTagStats": null,
            "codeSnippets": null,
            "stats": "{\"totalAccepted\": \"16.5K\", \"totalSubmission\": \"21.1K\", \"totalAcceptedRaw\": 16545, \"totalSubmissionRaw\": 21052, \"acRate\": \"78.6%\"}",
            "hints": [],
            "solution": {
                "id": "2212",
                "canSeeDetail": true,
                "paidOnly": false,
                "hasVideoSolution": false,
                "paidOnlyVideo": true,
                "__typename": "ArticleNode"
            },
            "status": null,
            "sampleTestCase": "{\"headers\": {\"Orders\": [\"order_id\", \"customer_id\", \"order_date\", \"item_id\", \"quantity\"], \"Items\": [\"item_id\", \"item_name\", \"item_category\"]}, \"rows\": {\"Orders\": [[1, 1, \"2020-06-01\", 1, 10], [2, 1, \"2020-06-08\", 2, 10], [3, 2, \"2020-06-02\", 1, 5], [4, 3, \"2020-06-03\", 3, 5], [5, 4, \"2020-06-04\", 4, 1], [6, 4, \"2020-06-05\", 5, 5], [7, 5, \"2020-06-05\", 1, 10], [8, 5, \"2020-06-14\", 4, 5], [9, 5, \"2020-06-21\", 3, 5]], \"Items\": [[1, \"LC Alg. Book\", \"Book\"], [2, \"LC DB. Book\", \"Book\"], [3, \"LC SmarthPhone\", \"Phone\"], [4, \"LC Phone 2020\", \"Phone\"], [5, \"LC SmartGlass\", \"Glasses\"], [6, \"LC T-Shirt XL\", \"T-shirt\"]]}}",
            "metaData": "{\"mysql\": [\"Create table If Not Exists Orders (order_id int, customer_id int, order_date date, item_id varchar(30), quantity int)\", \"Create table If Not Exists Items (item_id varchar(30), item_name varchar(30), item_category varchar(30))\"], \"mssql\": [\"Create table Orders (order_id int, customer_id int, order_date date, item_id varchar(30), quantity int)\", \"Create table Items (item_id varchar(30), item_name varchar(30), item_category varchar(30))\"], \"oraclesql\": [\"Create table Orders (order_id int, customer_id int, order_date date, item_id varchar(30), quantity int)\", \"Create table Items (item_id varchar(30), item_name varchar(30), item_category varchar(30))\", \"ALTER SESSION SET nls_date_format='YYYY-MM-DD'\"], \"database\": true, \"name\": \"sales_by_day\", \"pythondata\": [\"Orders = pd.DataFrame([], columns=['order_id', 'customer_id', 'order_date', 'item_id', 'quantity']).astype({'order_id':'Int64', 'customer_id':'Int64', 'order_date':'datetime64[ns]', 'item_id':'object', 'quantity':'Int64'})\", \"Items = pd.DataFrame([], columns=['item_id', 'item_name', 'item_category']).astype({'item_id':'object', 'item_name':'object', 'item_category':'object'})\"], \"postgresql\": [\"\\nCreate table If Not Exists Orders (order_id int, customer_id int, order_date date, item_id varchar(30), quantity int)\", \"Create table If Not Exists Items (item_id varchar(30), item_name varchar(30), item_category varchar(30))\"], \"database_schema\": {\"Orders\": {\"order_id\": \"INT\", \"customer_id\": \"INT\", \"order_date\": \"DATE\", \"item_id\": \"VARCHAR(30)\", \"quantity\": \"INT\"}, \"Items\": {\"item_id\": \"VARCHAR(30)\", \"item_name\": \"VARCHAR(30)\", \"item_category\": \"VARCHAR(30)\"}}}",
            "judgerAvailable": true,
            "judgeType": "large",
            "mysqlSchemas": [
                "Create table If Not Exists Orders (order_id int, customer_id int, order_date date, item_id varchar(30), quantity int)",
                "Create table If Not Exists Items (item_id varchar(30), item_name varchar(30), item_category varchar(30))",
                "Truncate table Orders",
                "insert into Orders (order_id, customer_id, order_date, item_id, quantity) values ('1', '1', '2020-06-01', '1', '10')",
                "insert into Orders (order_id, customer_id, order_date, item_id, quantity) values ('2', '1', '2020-06-08', '2', '10')",
                "insert into Orders (order_id, customer_id, order_date, item_id, quantity) values ('3', '2', '2020-06-02', '1', '5')",
                "insert into Orders (order_id, customer_id, order_date, item_id, quantity) values ('4', '3', '2020-06-03', '3', '5')",
                "insert into Orders (order_id, customer_id, order_date, item_id, quantity) values ('5', '4', '2020-06-04', '4', '1')",
                "insert into Orders (order_id, customer_id, order_date, item_id, quantity) values ('6', '4', '2020-06-05', '5', '5')",
                "insert into Orders (order_id, customer_id, order_date, item_id, quantity) values ('7', '5', '2020-06-05', '1', '10')",
                "insert into Orders (order_id, customer_id, order_date, item_id, quantity) values ('8', '5', '2020-06-14', '4', '5')",
                "insert into Orders (order_id, customer_id, order_date, item_id, quantity) values ('9', '5', '2020-06-21', '3', '5')",
                "Truncate table Items",
                "insert into Items (item_id, item_name, item_category) values ('1', 'LC Alg. Book', 'Book')",
                "insert into Items (item_id, item_name, item_category) values ('2', 'LC DB. Book', 'Book')",
                "insert into Items (item_id, item_name, item_category) values ('3', 'LC SmarthPhone', 'Phone')",
                "insert into Items (item_id, item_name, item_category) values ('4', 'LC Phone 2020', 'Phone')",
                "insert into Items (item_id, item_name, item_category) values ('5', 'LC SmartGlass', 'Glasses')",
                "insert into Items (item_id, item_name, item_category) values ('6', 'LC T-Shirt XL', '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>\"], \"pythondata\": [\"Pandas\", \"<p>Python 3.10 with Pandas 2.0.2 and NumPy 1.25.0</p>\"], \"postgresql\": [\"PostgreSQL\", \"<p>PostgreSQL 16</p>\"]}",
            "libraryUrl": null,
            "adminUrl": null,
            "challengeQuestion": null,
            "__typename": "QuestionNode"
        }
    }
}