FAILED: NoMatchingMethodException No matching method for class org.apache.hadoop.hive.ql.udf.UDFToString with (struct<hashtags:array<string>

FAILED: NoMatchingMethodException No matching method for class org.apache.hadoop.hive.ql.udf.UDFToString with (struct<hashtags:array,symbols:array,urls:array<struct<display_url:string,expanded_url:string,indices:array,url:string>>,user_mentions:array>). Possible choices: FUNC(bigint) FUNC(binary) FUNC(boolean) FUNC(date) FUNC(decimal(38,18)) FUNC(double) FUNC(float) FUNC(int) FUNC(smallint) FUNC(string) FUNC(timestamp) FUNC(tinyint) FUNC(void)

hive报错

原因是自己 select的时候直接a.*
改为a.xx,a.yy,a.zz
hive中不支持
https://stackoverflow.com/questions/42005373/how-do-i-insert-overwrite-with-a-struct-in-hive

其他：
https://ixyzero.com/blog/archives/4245.html