Collect list function in hive and impala
I am using
concat_ws(' ', collect_list(field1)) as field1,
but the query is not running in impala.
Does impala not support this function?
If not, what is an alternative for a similar operation in impala?
Copyright License：
Author:「Himanshu Garg」,Reproduced under the CC 4.0 BY-SA copyright license with link to original source & disclaimer.
Link to：https://stackoverflow.com/questions/54646702/collect-list-function-in-hive-and-impala
About “Collect list function in hive and impala” questions
I am using
concat_ws(' ', collect_list(field1)) as field1,
but the query is not running in impala.
Does impala not support this function?
If not, what is an alternative for a similar operati...
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