我得到了我的分组按部门no.The步骤遵循的数据后卡住 grunt> A = load '/home/cloudera/naveen1/hive_data/emp_data.txt' using PigStorage(',') as (eno:int,ename:chararray,job:chararray,sal:float,comm:float,dno:int);
grunt> B = g
我编译Apache猪0.16在HBase的1.2.5如下: ant jar -Dhadoopversion=23 -Dhbase95.version=1.2.5
现在我想运行猪代码如下: A = LOAD 'test.csv' USING PigStorage('\t') as (id:chararray,note:chararray);
STORE A into 'hbase://tes
应该是什么下面的SQL查询的猪等同脚本: SELECT fld1, fld2, fld3, SUM(fld4)
FROM Table1
GROUP BY fld1, fld2, fld3;
对于表1: A B C 2 X Y Z
A B C 3 X Y Z
A B D 2 X Y Z
A C D 2 X Y Z
A C D 2 X Y Z
A C D 2 X Y Z
OUTP