JSONStringsEachRow - ClickHouse Documentation

الإدخال	الإخراج	اسم مستعار
✔	✔

الوصف

يختلف عن JSONEachRow فقط في أن حقول البيانات تُخرَج على هيئة سلاسل نصية، لا كقيم JSON ذات أنواع محددة.

مثال للاستخدام

إدراج البيانات

باستخدام ملف JSON يتضمن البيانات التالية، والمسمّى 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"}   

أدرِج البيانات:

INSERT INTO football FROM INFILE 'football.json' FORMAT JSONStringsEachRow;

قراءة البيانات

اقرأ البيانات بصيغة JSONStringsEachRow:

SELECT *
FROM football
FORMAT JSONStringsEachRow

سيكون الإخراج بتنسيق 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"}   

​الوصف

​مثال للاستخدام

​إدراج البيانات

​قراءة البيانات

​إعدادات التنسيق

الوصف

مثال للاستخدام

إدراج البيانات

قراءة البيانات

إعدادات التنسيق