JSONCompactStrings

Input	Output	Alias
✗	✔

説明

JSONCompactStrings 形式は、JSONStrings とは異なり、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点のみが異なります。

使用例

データの読み取り

JSONCompactStrings 形式を使用してデータを読み取ります:

SELECT *
FROM football
FORMAT JSONCompactStrings

出力は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
    }
}

形式設定