问题遇到的现象和发生背景
presto在解析特殊key的json串时,提示无法识别Invalid JSON path: '$.zh-CN'
问题相关代码,请勿粘贴截图
具体数据为{"en": "zhangsan", "zh-CN": "张三"}
select json_extract_scalar(name1,'$.zh-CN') as name_cn from tab1;
presto在解析特殊key的json串时,提示无法识别Invalid JSON path: '$.zh-CN'
具体数据为{"en": "zhangsan", "zh-CN": "张三"}
select json_extract_scalar(name1,'$.zh-CN') as name_cn from tab1;
收起
select json_extract_scalar(name1,'$["zh-CN"]') as name_cn from tab1;
json串可以这样进行查询
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