您好,请问MaxCompute(原ODPS) 写mapreduce ,如果一个表的字段是分区字段,那这个字段根本拿不到是吗?我用命令 record.getString("relation") 我这个是分区字段,报错aused by: java.lang.IllegalArgumentException: No such column:relation
在有一次通过如下HQL语句进行查找相应字段时:
String hql = "select sum(search),sum(geometry),sum(greedy),
sum(graph),sum(number),sum(simulate),sum(combine),sum(structure)
from PersonStatis ps where ps.ps_date>=? and ps...