熟悉常用的HBase操作

Posted 2020-11-02 098-谢家豪

1、

create \'Student\', \' S_No  \',\'S_Name\', ’S_Sex’,\'S_Age\'
put \'Student\',\'s001\',\'S_No\',\'2015001\'
put \'Student\',\'s001\',\'S_Name\',\'Zhangsan\'
put \'Student\',\'s001\',\'S_Sex\',\'male\'
put \'Student\',\'s001\',\'S_Age\',\'23\'
put \'Student\',\'s002\',\'S_No\',\'2015003\'
put \'Student\',\'s002\',\'S_Name\',\'Mary\'
put \'Student\',\'s002\',\'S_Sex\',\'female\'
put \'Student\',\'s002\',\'S_Age\',\'22\'
put \'Student\',\'s003\',\'S_No\',\'2015003\'
put \'Student\',\'s003\',\'S_Name\',\'Lisi\'
put \'Student\',\'s003\',\'S_Sex\',\'male\'
put \'Student\',\'s003\',\'S_Age\',\'24\'

2、

向学生表添加课程列族；
alter \'Student\',\'NAME\'=>\'course\'
向课程列族添加数学列并登记成绩为85；
put \'Student\',\'s003\',\'course:Math\',\'85\'
删除课程列；
dorp \'Student\',\'course\'
统计表的行数；count \'s1\'
count \'Student\'
清空指定的表的所有记录数据；truncate \'s1\'
truncate \'Student\'