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            "questionFrontendId": "2253",
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            "title": "Dynamic Unpivoting of a Table",
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            "similarQuestions": "[{\"title\": \"Rearrange Products Table\", \"titleSlug\": \"rearrange-products-table\", \"difficulty\": \"Easy\", \"translatedTitle\": null}]",
            "exampleTestcases": "{\"headers\": {\"Products\": [\"product_id\", \"LC_Store\", \"Nozama\", \"Shop\", \"Souq\"]}, \"rows\": {\"Products\": [[1, 100, null, 110, null], [2, null, 200, null, 190], [3, null, null, 1000, 1900]]}}",
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            "sampleTestCase": "{\"headers\": {\"Products\": [\"product_id\", \"LC_Store\", \"Nozama\", \"Shop\", \"Souq\"]}, \"rows\": {\"Products\": [[1, 100, null, 110, null], [2, null, 200, null, 190], [3, null, null, 1000, 1900]]}}",
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                "Truncate table Products",
                "insert into Products (product_id, LC_Store, Nozama, Shop, Souq) values ('1', '100', 'None', '110', 'None')",
                "insert into Products (product_id, LC_Store, Nozama, Shop, Souq) values ('2', 'None', '200', 'None', '190')",
                "insert into Products (product_id, LC_Store, Nozama, Shop, Souq) values ('3', 'None', 'None', '1000', '1900')"
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