SnowQueen1024的博客

1、orc存储格式的表的创建create table if not exists test(name string,num double,born timestamp)row format delimitedfields terminated by ‘\t’stored as orctblproperties(“orc.compress” = “snappy”);压缩格式有两...

send方：找到所要导出的文件,get下来，并scp到同网段的其它主机节点下，就是receive方的机器上，路径自定义即可。data_loc> hadoop fs -get /apps/hive/warehouse/yuehehe.db/test_exchange_txt/*>scp * root@test-mg02:/opt/hive-data**在hive中新建数据...