1. 以下关系型数据库中的表和数据,要求将其转换为适合于HBase存储的表并插入数据:
学生表(Student)(不包括最后一列)
学号(S_No) |
姓名(S_Name) |
性别(S_Sex) |
年龄(S_Age) |
课程(course) |
2015001 |
LiSI |
male |
26 |
|
2015003 |
Marry |
female |
27 |
|
2015003 |
Lissi |
male |
29 |
英语(Eng)93 |
2. 用Hadoop提供的HBase Shell命令完成相同任务:
- 列出HBase所有的表的相关信息;list
- 在终端打印出学生表的所有记录数据;
- 向学生表添加课程列族;
- 向课程列族添加数学列并登记成绩为85;
- 删除课程列;
- 统计表的行数;count 's1'
- 清空指定的表的所有记录数据;truncate 's1'
create 'student', ' S_No ','S_Name', ’S_Sex’,'S_Age' put 'student','1','S_No','2015001' put 'student','1','S_Name','LiSi' put 'student','1','S_Sex','male' put 'student','1','S_Age','26' put 'student','2','S_No','2015003' put 'student','2','S_Name','Marry' put 'student','2','S_Sex','female' put 'student','2','S_Age','27' put 'student','3','S_No','2015003' put 'student','3','S_Name','Lissi' put 'student','3','S_Sex','male' put 'student','3','S_Age','29' list scan 'student alter 'student','NAME'=>'course' put 'student','3','course:Eng','96' dorp 'student','course' count 'student' truncate 'student'