比格肖
比格肖

pg解析json

json文本：

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10:55","country":"黄埔区","town":"长岭街道","qxcode":"Q12016","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"长洲街道","qxcode":"Q12010","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"大沙街道","qxcode":"Q12005","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"红山街道","qxcode":"Q12002","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"黄埔街道","qxcode":"Q12001","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"九佛街道","qxcode":"Q12017","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"联和街道","qxcode":"Q12014","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:15","country":"白云区","town":"白云湖街","qxcode":"Q11018","bbcc":"GDBY","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:15","country":"白云区","town":"鹤龙街","qxcode":"Q11017","bbcc":"GDBY","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:15","country":"白云区","town":"黄石街","qxcode":"Q11006","bbcc":"GDBY","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 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10:15","country":"白云区","town":"均禾街","qxcode":"Q11013","bbcc":"GDBY","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:15","country":"白云区","town":"人和镇","qxcode":"Q11103","bbcc":"GDBY","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:15","country":"白云区","town":"三元里街","qxcode":"Q11002","bbcc":"GDBY","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"龙湖街道","qxcode":"Q12018","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"萝岗街道","qxcode":"Q12012","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"南岗街道","qxcode":"Q12008","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"穗东街道","qxcode":"Q12007","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"文冲街道","qxcode":"Q12006","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"夏港街道","qxcode":"Q12011","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"新龙镇","qxcode":"Q12101","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"永和街道","qxcode":"Q12015","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"鱼珠街道","qxcode":"Q12003","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","town":"云埔街道","qxcode":"Q12013","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:55","country":"黄埔区","qxcode":"Q00000","bbcc":"GDHU","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:47","country":"荔湾区","qxcode":"Q00000","bbcc":"GDLW","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:43","country":"天河区","qxcode":"Q06000","bbcc":"BCGZ","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 10:43","country":"越秀区","qxcode":"Q04000","bbcc":"BCGZ","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"荔城街","qxcode":"Q18001","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"荔湖街","qxcode":"Q18005","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"宁西街","qxcode":"Q18006","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"派潭镇","qxcode":"Q18105","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"石滩镇","qxcode":"Q18102","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"仙村镇","qxcode":"Q18107","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"小楼镇","qxcode":"Q18106","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"新塘镇","qxcode":"Q18101","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"永宁街","qxcode":"Q18004","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"增江街","qxcode":"Q18002","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"正果镇","qxcode":"Q18104","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"中新镇","qxcode":"Q18103","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","town":"朱村街","qxcode":"Q18003","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"},{"ddatetime":"2020-10-06 11:09","country":"增城区","qxcode":"Q00000","bbcc":"GDZC","signame":"J","signame_cn":"森林火险","signcolor":"3","signcolor_cn":"黄色","color":"#CCCA04","sig":"J3"}]}}

postgresql 解析json

SELECT (a.json_text::json->>'data')::json->>'A'
   FROM 
   gz_ods_schema.ods_qxj_json_test a ;

SELECT json_array_elements(((a.json_text::json->>'data')::json->>'A')::json)->>'ddatetime' as ddatetime,
       json_array_elements(((a.json_text::json->>'data')::json->>'A')::json)->>'country' as country,
    json_array_elements(((a.json_text::json->>'data')::json->>'A')::json)->>'town' as country
   FROM 
   gz_ods_schema.ods_qxj_json_test a ;


SELECT json_array_elements(((a.json_text::json->>'data')::json->>'J')::json)->>'ddatetime' as ddatetime,
       json_array_elements(((a.json_text::json->>'data')::json->>'J')::json)->>'country' as country,
    json_array_elements(((a.json_text::json->>'data')::json->>'J')::json)->>'town' as country
   FROM 
   gz_ods_schema.ods_qxj_json_test a ;

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