JSONStringsEachRow
| 输入 | 输出 | 别名 |
|---|---|---|
| ✗ | ✔ |
描述
与 JSONEachRow 的唯一区别在于,数据字段会以字符串形式输出,而不是输出为带类型的 JSON 值。
示例用法
插入数据
使用一个包含以下数据的 JSON 文件,并将其命名为 football.json:
{"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"}
插入数据:
INSERT INTO football FROM INFILE 'football.json' FORMAT JSONStringsEachRow;
读取数据
以 JSONStringsEachRow 格式读取数据:
SELECT *
FROM football
FORMAT JSONStringsEachRow
输出将为 JSON 格式:
{"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"}