JSONCompactStrings

入力	出力	エイリアス
✗	✔

概要

JSONCompactStrings フォーマットは、データ行がオブジェクトではなく配列として出力されるという点だけが、JSONStrings と異なります。

使用例

データの読み込み

JSONCompactStrings フォーマットを使用してデータを読み込みます。

SELECT *
FROM football
FORMAT JSONCompactStrings

出力結果は JSON 形式になります：

{
    "meta":
    [
            {
                    "name": "date",
                    "type": "Date"
            },
            {
                    "name": "season",
                    "type": "Int16"
            },
            {
                    "name": "home_team",
                    "type": "LowCardinality(String)"
            },
            {
                    "name": "away_team",
                    "type": "LowCardinality(String)"
            },
            {
                    "name": "home_team_goals",
                    "type": "Int8"
            },
            {
                    "name": "away_team_goals",
                    "type": "Int8"
            }
    ],

    "data":
    [
            ["2022-04-30", "2021", "Sutton United", "Bradford City", "1", "4"],
            ["2022-04-30", "2021", "Swindon Town", "Barrow", "2", "1"],
            ["2022-04-30", "2021", "Tranmere Rovers", "Oldham Athletic", "2", "0"],
            ["2022-05-02", "2021", "Port Vale", "Newport County", "1", "2"],
            ["2022-05-02", "2021", "Salford City", "Mansfield Town", "2", "2"],
            ["2022-05-07", "2021", "Barrow", "Northampton Town", "1", "3"],
            ["2022-05-07", "2021", "Bradford City", "Carlisle United", "2", "0"],
            ["2022-05-07", "2021", "Bristol Rovers", "Scunthorpe United", "7", "0"],
            ["2022-05-07", "2021", "Exeter City", "Port Vale", "0", "1"],
            ["2022-05-07", "2021", "Harrogate Town A.F.C.", "Sutton United", "0", "2"],
            ["2022-05-07", "2021", "Hartlepool United", "Colchester United", "0", "2"],
            ["2022-05-07", "2021", "Leyton Orient", "Tranmere Rovers", "0", "1"],
            ["2022-05-07", "2021", "Mansfield Town", "Forest Green Rovers", "2", "2"],
            ["2022-05-07", "2021", "Newport County", "Rochdale", "0", "2"],
            ["2022-05-07", "2021", "Oldham Athletic", "Crawley Town", "3", "3"],
            ["2022-05-07", "2021", "Stevenage Borough", "Salford City", "4", "2"],
            ["2022-05-07", "2021", "Walsall", "Swindon Town", "0", "3"]
    ],

    "rows": 17,

    "statistics":
    {
            "elapsed": 0.112012501,
            "rows_read": 0,
            "bytes_read": 0
    }
}

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