hive Sortby/Order by/Cluster By/Distribute By 操作 通过学生-课程关系表熟悉hive语句
1、在hive中创建以下student,course,sc三个表。createtable student(Snoint,Snamestring,Sexstring,Sageint,Sdeptstring)rowformatdelimitedfieldsterminatedby','storedastextfile;createtablecourse(Cnoint,Cnamestring)rowfo