Hive中提示Expression Not In Group By Key的解决办法
Posted
tags:
篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了Hive中提示Expression Not In Group By Key的解决办法相关的知识，希望对你有一定的参考价值。
参考技术A 1.Hive不允许直接访问非group by字段；2.对于非group by字段，可以用Hive的collect_set函数收集这些字段，返回一个数组；
3.使用数字下标，可以直接访问数组中的元素；
使用collect_set()函数包围非group by字段后，问题解决。
以上是关于Hive中提示Expression Not In Group By Key的解决办法的主要内容，如果未能解决你的问题，请参考以下文章
Hive SemanticException [Error 10025]: Line 18:7 Expression not in GROUP BY key ‘xxx‘
mysql Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nona
mysql报错Expression #3 of SELECT list is not in GROUP BY clause and contains nonaggregated column问题(示例
mysql报错Expression #3 of SELECT list is not in GROUP BY clause and contains nonaggregated column问题(示例
Expression #14 of SELECT list is not in GROUP BY clause and contains nonaggregated column '(示例代码