HBase的Shell命令行操作
1揩局、進(jìn)入HBase客戶端命令行
cd /home/bigdata/apps/hbase-1.3.1/
bin/hbase shell
或者
hbase shell
2、幫助命令
help
3哼审、創(chuàng)建表
create 'student','info'
4谐腰、查看當(dāng)前數(shù)據(jù)庫中有哪些表
list
5孕豹、插入數(shù)據(jù)到表
put 'student','1001','info:sex','male'
put 'student','1001','info:age','18'
put 'student','1002','info:name','zhangsan'
put 'student','1002','info:sex','female'
put 'student','1002','info:age','20'
6、查看表數(shù)據(jù)
scan 'student'
指定查詢
//前閉后開
scan 'student',{STARTROW => '1001', STOPROW => '1002'}
7十气、查看表結(jié)構(gòu)
describe 'student'
des 'student'
8励背、修改數(shù)據(jù)
put 'student','1002','info:name','lisi'
9、獲取數(shù)據(jù)
get 'student','1001'
get 'student','1002','info:name'
統(tǒng)計(jì)數(shù)據(jù)量
count 'student'
10砸西、 清空表數(shù)據(jù)
truncate 'student'
11叶眉、刪除表 先disable，再drop芹枷。
disable 'student'
drop 'student'
