hive數據庫導入與導出

原文連接：https://www.cnblogs.com/654wangzai321/p/9970321.html

把Hive表數據導入到本地

table->local file
insert overwrite local directory '/root/hive_test/1.txt' select * from behavior_table;

 

把Hive表數據導入到HDFS上

table->hdfs file
insert overwrite directory '/root/hive_test/1.txt' select * from behavior_table;

 

 把本地數據導入到Hive表中

local file -> table
LOAD DATA LOCAL INPATH '/root/hive_test/a.txt' OVERWRITE INTO TABLE behavior_table;

 

把HDFS上的數導入到HIve表中

hdfs file -> table
LOAD DATA INPATH '/a.txt' OVERWRITE INTO TABLE behavior_table;