Hbase Shell命令总结

1.create ‘student’,‘info’ 创建一个student表,并且有一个info列族 [create ‘表名’,‘列族名1’,‘列族名2’,‘列族名N’]

2.describe/desc ‘student’ 描述表详情

3.exists ‘student’ 判断表是否存在

4.is_enabled/is_disabled ‘student’ 判断是否启用禁用表
enable/disable ‘student’ 启用或禁用表

5.put ‘student’,‘rowkey1’,‘info:name’,‘xiaoming’ 添加记录,即插入数据,语法:put

,, family:column,

6.get ‘student’,‘rowkey1’ 根据rowKey查询某个记录,语法:get

,,[ family:column, …]
get ‘student’,‘rowkey1’,‘info:name’
get ‘student’,‘rowkey1’,{COLUMN=>‘info:name’}

7.scan ‘student’ 查询所有记录,语法:scan

,{COLUMNS => [family:column, …], LIMIT => num}

8.scan ‘student’,{LIMIT=>2} 扫描前2条

9.scan ‘student’,{STARTROW=>‘rowkey2’} 扫描rowkey2及以后数据

10.scan ‘student’,{STARTROW=>‘rowkey2’,ENDROW=>‘rowkey3’} STARTROW、ENDROW必须大写,否则报错,查询结果不包含等于ENDROW的结果集

11.count ‘student’ 统计表记录数

12.drop ‘student’ 删除表(删除前,必须先disable禁用表)

13.alter ‘student’,‘info2’ 给表student增加一个列族info2

14.alter ‘student’, {NAME => ‘info2’, METHOD => ‘delete’} 或者 alter ‘student’, ‘delete’ => ‘info2’

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转载自blog.csdn.net/weixin_43524361/article/details/101445126