1、本地-->hive table： load data local inpath ‘/home/k6k4/user.txt’ (overwrite)into table user;
2、Hdfs-->hive table： load data inpath ‘/user/hive/warehouse/user.txt’ (overwrite)into table user;
3、hive table-->hive table 查询导入： create table user as select * from user1;(也可以具体查询某项数据)
4、hive table-->hive table 查询结果导入：insert （overwrite）into table user select * from user1;