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Re: Can anyone show me how to construct the HFileReaderV2 object to read the HFile content. - HBase - [mail # user]
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...Thanks for your information. Regards! Yong On Fri, Mar 16, 2012 at 5:39 PM, Stack wrote: tml#499...
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Author: yonghu,
2012-03-16, 16:50
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Can anyone show me how to construct the HFileReaderV2 object to read the HFile content. - HBase - [mail # user]
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...Hello, Can anyone give me a example to construct the HFileReaderV2 object to read the HFile content. Thanks! Yong...
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Author: yonghu,
2012-03-16, 16:01
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a question about append operation of HFile.Writer - HBase - [mail # user]
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...Hello, One HFile consists of many blocks. Suppose we have two blocks, b1 and b2. The size of each block is 2K. In b1, we have two key-value pairs, whose keys are t1 and t2, separately....
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Author: yonghu,
2012-03-06, 17:01
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Re: Write data content into HFile. - HBase - [mail # user]
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...As shown in my code, I used RawLocalFileSystem() to return a FileSystem reference. But when I create a HFile.Writer, in the path parameter, I try to create a path in HDFS. There are two ways...
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Author: yonghu,
2012-03-06, 16:29
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Re: Write data content into HFile. - HBase - [mail # user]
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...Thanks for your reply. I have already solve the problem. Yong On Tue, Mar 6, 2012 at 5:02 PM, Stack wrote:...
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Author: yonghu,
2012-03-06, 16:07
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Re: Write data content into HFile. - HBase - [mail # user]
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...Thanks for your reply. But I am using hbase 0.90.2. There is no HFileWriterV2 class. Can you show me how to use HFileWriter constructor? Thanks Yong On Tue, Mar 6, 2012 at ...
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Author: yonghu,
2012-03-06, 14:48
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Write data content into HFile. - HBase - [mail # user]
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...Hello, I wrote a single program to directly write data content to HFile. Hbase is installed as pseudo-mode. here is my code: public static void putData() throws Exception{ File...
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Author: yonghu,
2012-03-06, 12:24
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Re: a strange situation of HBase when I issue scan '.META.' command - HBase - [mail # user]
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...Thanks for your apply. I didn't read it carefully. Yong On Mon, Mar 5, 2012 at 2:14 PM, Doug Meil w rote: y start ED => LIES => [{NAME => 0', COMPRESSION => =&g...
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Author: yonghu,
2012-03-05, 13:21
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a strange situation of HBase when I issue scan '.META.' command - HBase - [mail # user]
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...Hello, My HBase version is 0.90.2 and installed in pseudo mode. I have successfully inserted two tuples in the 'test' table. hbase(main):005:0> scan 'test' ROW ...
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Author: yonghu,
2012-03-05, 12:27
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Re: Which server store the root and .meta. information? - HBase - [mail # user]
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...Thanks for your reply. If the -ROOT- and .META. tables are managed by two RegionServer separately. What is the functionality of Master node? It only assigns the Region node in the cluster? S...
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Author: yonghu,
2012-02-10, 14:59
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