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O'Reilly的《Programming Hive》的学习笔记

1.hive-site.xml  hive.metastore.schema.verification  false      Enforce metastore schema version consistency.   True: Verify that version information stored in metastore matches with one f

1.报错信息：The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.NativeConstructorAccessorImpl.newInstan