You forgot to tell Hive that the file is comma-separated. You may want to use the CSV serde.
> On 16 Dec 2015, at 07:15, zml张明磊 <mingleizh...@ctrip.com> wrote: > > I am confusing about the following result. Why the hive table has so many > NULL value ? > > hive> select * from managers; > OK > fergubo01m,BS1,31,20,10,10NULLNULLNULLNULLNULL > woodji01m,CH1,28,19,9,9NULLNULLNULLNULLNULL > paborch01m,CL1,29,10,19,19NULLNULLNULLNULLNULL > lennobi01m,FW1,14,5,9,9NULLNULLNULLNULLNULL > deaneha01m,FW1,5,2,3,3NULLNULLNULLNULLNULL > fergubo01m,NY2,33,16,17,17NULLNULLNULLNULLNULL > Time taken: 0.107 seconds, Fetched: 6 row(s) > > This is my create table code : create table managers (managerID string, > teamID string, g int, w int, l int, x int); > > managers.txt in HDFS structure > fergubo01m,BS1,31,20,10,10 > woodji01m,CH1,28,19,9,9 > paborch01m,CL1,29,10,19,19 > lennobi01m,FW1,14,5,9,9 > deaneha01m,FW1,5,2,3,3 > fergubo01m,NY2,33,16,17,17 > > Loading data from HDFS to hive code > LOAD DATA INPATH '/managers.txt' OVERWRITE TABLE managers; > > What’s wrong with these NULL value?
