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名师互学网 > IT > 前沿技术 > 大数据 > 大数据系统

Hive SQL-get

Hive SQL-get

hive> select * from temp;
OK
A1	{"id":10001,"type":"show","from":"home","source":"his"}
A2	{"id":10001,"type":"show","from":"home","source":"his"}
A3	{"id":10001,"type":"show","from":"home","source":"his"}
A4	{"id":10001,"type":"show","from":"home","source":"his"}
A5	{"id":10001,"type":"show","from":"home","source":"his"}
Time taken: 0.093 seconds, Fetched: 5 row(s)
hive> select id,get_json_object(str,"$.type") as tp from temp;
OK
A1	show
A2	show
A3	show
A4	show
A5	show
Time taken: 0.177 seconds, Fetched: 5 row(s)
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