hbase(main):001:0> create 'user_info',{NAME=>'base_info',VERSIONS=>3},{NAME=>'extra_info'}
hbase(main):001:0> put 'user_info' , 'rk001', 'base_info:id','1'
hbase(main):001:0> put 'user_info' , 'rk0012', 'extra_info:id','2'
hbase(main):003:0> scan 'user_info'
ROW COLUMN+CELL
rk001 column=base_info:age, timestamp=1505295202965, value=20
rk001 column=base_info:id, timestamp=1505295152734, value=1
rk001 column=base_info:name, timestamp=1505295185522, value=zhangsan
rk0012 column=extra_info:id, timestamp=1505295331808, value=2
2 row(s) in 0.1900 seconds
# 指定范围查询
hbase(main):012:0> scan 'user_info',{LIMIT=>2,STARTROW=>'rk001'}
ROW COLUMN+CELL
rk001 column=base_info:age, timestamp=1505295202965, value=20
rk001 column=base_info:id, timestamp=1505295152734, value=1
rk001 column=base_info:name, timestamp=1505295185522, value=zhangsan
rk0012 column=extra_info:id, timestamp=1505295331808, value=2
2 row(s) in 0.1520 seconds
#
hbase(main):016:0> get 'user_info','rk00010'
COLUMN CELL
base_info:age timestamp=1505295754502, value=25
1 row(s) in 0.1160 seconds
#通过版本查询
hbase(main):022:0> get 'user_info','rk001',{COLUMN=>'base_info:name',VERSIONS=>3}
COLUMN CELL
base_info:name timestamp=1505296382971, value=liuliuliu
base_info:name timestamp=1505295185522, value=zhangsan
1 row(s) in 0.0610 seconds
# 会在hdfs 目录/hbase/data上看到orderdb
hbase(main):022:0> create_namespace 'orderdb'
#查看名称空间
hbase(main):025:0> list_namespace
NAMESPACE
default
hbase
orderdb
3 row(s) in 0.1230 seconds
# 禁用表
hbase(main):025:0> disable 'orderdb:t_order'
# 删除指定名称空间的表
hbase(main):029:0> drop 'orderdb:t_order'
0 row(s) in 1.3760 seconds
# 删除名称空间
hbase(main):031:0> drop_namespace 'orderdb'
0 row(s) in 0.9170 secondsHBase命令
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