测试2

今天比较开心，只想哈哈哈哈哈
啥也不多说了，直接看示例吧！绝对比我口才好~

hbase(main):050:0> scan 'test'
ROW                                              COLUMN+CELL
 row-1                                           column=f:c1, timestamp=1587984555307, value=xE7xA6x85xE5x85x8B
 row-2                                           column=f:c2, timestamp=1587984555307, value=HBasexE8x80x81xE5xBAx97
 row-3                                           column=f:c3, timestamp=1587984555307, value=HBasexE5xB7xA5xE4xBDx9CxE7xACx94xE8xAExB0
 row-4                                           column=f:c4, timestamp=1587984555307, value=xE6x88x91xE7x88xB1xE4xBDxA0xE4xB8xADxE5x9BxBDxEFxBCx81
4 row(s) in 0.0190 seconds

hbase(main):051:0> scan 'test', {FORMATTER => 'toString'}
ROW                                              COLUMN+CELL
 row-1                                           column=f:c1, timestamp=1587984555307, value=禅克
 row-2                                           column=f:c2, timestamp=1587984555307, value=HBase老店
 row-3                                           column=f:c3, timestamp=1587984555307, value=HBase工作笔记
 row-4                                           column=f:c4, timestamp=1587984555307, value=我爱你中国！
4 row(s) in 0.0170 seconds

hbase(main):052:0> scan 'test', {FORMATTER => 'toString',LIMIT=>1,COLUMN=>'f:c4'}
ROW                                              COLUMN+CELL
 row-4                                           column=f:c4, timestamp=1587984555307, value=我爱你中国！
1 row(s) in 0.0180 seconds

hbase(main):053:0> scan 'test', {FORMATTER_CLASS => 'org.apache.hadoop.hbase.util.Bytes', FORMATTER => 'toString'}
ROW                                              COLUMN+CELL
 row-1                                           column=f:c1, timestamp=1587984555307, value=禅克
 row-2                                           column=f:c2, timestamp=1587984555307, value=HBase老店
 row-3                                           column=f:c3, timestamp=1587984555307, value=HBase工作笔记
 row-4                                           column=f:c4, timestamp=1587984555307, value=我爱你中国！
4 row(s) in 0.0220 seconds

hbase(main):054:0> scan 'test', {FORMATTER_CLASS => 'org.apache.hadoop.hbase.util.Bytes', FORMATTER => 'toString', COLUMN=>'f:c4'}
ROW                                              COLUMN+CELL
 row-4                                           column=f:c4, timestamp=1587984555307, value=我爱你中国！
1 row(s) in 0.0220 seconds

hbase(main):004:0> scan 'test', {COLUMNS => ['f:c1:toString','f:c2:toString'] }
ROW                                              COLUMN+CELL
 row-1                                           column=f:c1, timestamp=1587984555307, value=禅克
 row-2                                           column=f:c2, timestamp=1587984555307, value=HBase老店
2 row(s) in 0.0180 seconds

hbase(main):003:0> scan 'test', {COLUMNS => ['f:c1:c(org.apache.hadoop.hbase.util.Bytes).toString','f:c3:c(org.apache.hadoop.hbase.util.Bytes).toString'] }
ROW                                              COLUMN+CELL
 row-1                                           column=f:c1, timestamp=1587984555307, value=禅克
 row-3                                           column=f:c3, timestamp=1587984555307, value=HBase工作笔记
2 row(s) in 0.0160 seconds

hbase(main):055:0> scan 'test', {COLUMNS => ['f:c1:toString','f:c4:c(org.apache.hadoop.hbase.util.Bytes).toString'] }
ROW                                              COLUMN+CELL
 row-1                                           column=f:c1, timestamp=1587984555307, value=禅克
 row-4                                           column=f:c4, timestamp=1587984555307, value=我爱你中国！
2 row(s) in 0.0290 seconds

hbase(main):058:0> get 'test','row-2','f:c2:toString'
COLUMN                                           CELL
 f:c2                                            timestamp=1587984555307, value=Get到了吗？好意思不帮我分享嘛~哈哈~
1 row(s) in 0.0070 seconds

hbase(main):057:0>

哈哈！Get到了吗？好意思不帮我分享嘛哈哈

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文章来源: 博客园

原文链接: https://www.cnblogs.com/zpb2016/p/12790320.html

标签： 大数据 大数据技术文章
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