2020-10-09 14:34发布
从本地导入：
load data local inpath '/home/st.txt' (overwrite) into table student;
从Hdfs导入：
load data inpath '/user/hive/warehouse/st.txt' (overwrite) into table student;
查询导入：
create table student_a as select * from student;(也可以具体查询某项数据)
查询结果导入：
insert (overwrite)into table student select * from student_a;
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从本地导入：
load data local inpath '/home/st.txt' (overwrite) into table student;
从Hdfs导入：
load data inpath '/user/hive/warehouse/st.txt' (overwrite) into table student;
查询导入：
create table student_a as select * from student;(也可以具体查询某项数据)
查询结果导入：
insert (overwrite)into table student select * from student_a;
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