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入力出力エイリアス

説明

JSONEachRow との違いは、データフィールドが型付きの JSON 値ではなく、文字列として出力される点だけです。

使用例

データの挿入

football.json という名前の、次のデータを含むJSONファイルを使用します。
{"date":"2022-04-30","season":"2021","home_team":"Sutton United","away_team":"Bradford City","home_team_goals":"1","away_team_goals":"4"}
{"date":"2022-04-30","season":"2021","home_team":"Swindon Town","away_team":"Barrow","home_team_goals":"2","away_team_goals":"1"}
{"date":"2022-04-30","season":"2021","home_team":"Tranmere Rovers","away_team":"Oldham Athletic","home_team_goals":"2","away_team_goals":"0"}
{"date":"2022-05-02","season":"2021","home_team":"Port Vale","away_team":"Newport County","home_team_goals":"1","away_team_goals":"2"}
{"date":"2022-05-02","season":"2021","home_team":"Salford City","away_team":"Mansfield Town","home_team_goals":"2","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Barrow","away_team":"Northampton Town","home_team_goals":"1","away_team_goals":"3"}
{"date":"2022-05-07","season":"2021","home_team":"Bradford City","away_team":"Carlisle United","home_team_goals":"2","away_team_goals":"0"}
{"date":"2022-05-07","season":"2021","home_team":"Bristol Rovers","away_team":"Scunthorpe United","home_team_goals":"7","away_team_goals":"0"}
{"date":"2022-05-07","season":"2021","home_team":"Exeter City","away_team":"Port Vale","home_team_goals":"0","away_team_goals":"1"}
{"date":"2022-05-07","season":"2021","home_team":"Harrogate Town A.F.C.","away_team":"Sutton United","home_team_goals":"0","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Hartlepool United","away_team":"Colchester United","home_team_goals":"0","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Leyton Orient","away_team":"Tranmere Rovers","home_team_goals":"0","away_team_goals":"1"}
{"date":"2022-05-07","season":"2021","home_team":"Mansfield Town","away_team":"Forest Green Rovers","home_team_goals":"2","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Newport County","away_team":"Rochdale","home_team_goals":"0","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Oldham Athletic","away_team":"Crawley Town","home_team_goals":"3","away_team_goals":"3"}
{"date":"2022-05-07","season":"2021","home_team":"Stevenage Borough","away_team":"Salford City","home_team_goals":"4","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Walsall","away_team":"Swindon Town","home_team_goals":"0","away_team_goals":"3"}   
データを挿入します:
INSERT INTO football FROM INFILE 'football.json' FORMAT JSONStringsEachRow;

データの読み込み

JSONStringsEachRow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 JSONStringsEachRow
出力はJSONフォーマットです。
{"date":"2022-04-30","season":"2021","home_team":"Sutton United","away_team":"Bradford City","home_team_goals":"1","away_team_goals":"4"}
{"date":"2022-04-30","season":"2021","home_team":"Swindon Town","away_team":"Barrow","home_team_goals":"2","away_team_goals":"1"}
{"date":"2022-04-30","season":"2021","home_team":"Tranmere Rovers","away_team":"Oldham Athletic","home_team_goals":"2","away_team_goals":"0"}
{"date":"2022-05-02","season":"2021","home_team":"Port Vale","away_team":"Newport County","home_team_goals":"1","away_team_goals":"2"}
{"date":"2022-05-02","season":"2021","home_team":"Salford City","away_team":"Mansfield Town","home_team_goals":"2","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Barrow","away_team":"Northampton Town","home_team_goals":"1","away_team_goals":"3"}
{"date":"2022-05-07","season":"2021","home_team":"Bradford City","away_team":"Carlisle United","home_team_goals":"2","away_team_goals":"0"}
{"date":"2022-05-07","season":"2021","home_team":"Bristol Rovers","away_team":"Scunthorpe United","home_team_goals":"7","away_team_goals":"0"}
{"date":"2022-05-07","season":"2021","home_team":"Exeter City","away_team":"Port Vale","home_team_goals":"0","away_team_goals":"1"}
{"date":"2022-05-07","season":"2021","home_team":"Harrogate Town A.F.C.","away_team":"Sutton United","home_team_goals":"0","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Hartlepool United","away_team":"Colchester United","home_team_goals":"0","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Leyton Orient","away_team":"Tranmere Rovers","home_team_goals":"0","away_team_goals":"1"}
{"date":"2022-05-07","season":"2021","home_team":"Mansfield Town","away_team":"Forest Green Rovers","home_team_goals":"2","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Newport County","away_team":"Rochdale","home_team_goals":"0","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Oldham Athletic","away_team":"Crawley Town","home_team_goals":"3","away_team_goals":"3"}
{"date":"2022-05-07","season":"2021","home_team":"Stevenage Borough","away_team":"Salford City","home_team_goals":"4","away_team_goals":"2"}
{"date":"2022-05-07","season":"2021","home_team":"Walsall","away_team":"Swindon Town","home_team_goals":"0","away_team_goals":"3"}   

フォーマット設定

最終更新日 2026年6月10日