查询数据所有列,按照n1分组统计组内个数,导出到HDFS路径/hive/warehouse/h1
时间: 2023-03-30 16:03:23 浏览: 116
好的,我可以回答这个问题。您可以使用以下Hive语句查询数据所有列,按照n1分组统计组内个数,并将结果导出到HDFS路径/hive/warehouse/h1:
SELECT *, COUNT(*) FROM table_name GROUP BY n1;
INSERT OVERWRITE DIRECTORY '/hive/warehouse/h1' SELECT * FROM table_name;
请注意,您需要将“table_name”替换为您要查询的表的名称。
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