至于说性能,如果你确定后台是Hive,大致来讲可以通过external table, partition and/or bucket, parquet +snappy, analyze, etc to improve performance. But again, theses are something supposed to be done by dba/architect, from the data consumers perspective, nothing but sql.
(#11646415@0) Last Updated: 2018-8-1 This post has been archived. It cannot be replied.
至于说性能,如果你确定后台是Hive,大致来讲可以通过external table, partition and/or bucket, parquet +snappy, analyze, etc to improve performance. But again, theses are something supposed to be done by dba/architect, from the data consumers perspective, nothing but sql.