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Re: Read access pattern - HBase - [mail # user]
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...Couple of raw implementation thoughts: 1. Change the schema Take the timestamps inside the row. Rowkey is the hash(objectid), and column qualifier is the LONG.MAX_VALUE - changeDate - ...
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Author: Asaf Mesika,
2013-04-30, 05:49
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Re: Schema Design Question - HBase - [mail # user]
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...I actually don't see the benefit of saving the data into HBase if all you do is read per job id and purges it. Why not accumulate into HDFS per job id and then dump the file? The way I see i...
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Author: Asaf Mesika,
2013-04-29, 05:46
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Re: HBase is not running. - HBase - [mail # user]
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...Http://Devving.com has a good post on setting hosts file for stand alone hbase On Saturday, April 27, 2013, Yves S. Garret wrote: ...
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Author: Asaf Mesika,
2013-04-28, 20:32
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Re: checkAnd... - HBase - [mail # user]
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...Yep. You can write a RegionObserver which take all event qualifiers with a time stamp larger than a certain grace period, sum it up, add it to the current value of the Count qualifier and em...
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Author: Asaf Mesika,
2013-04-28, 19:55
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Getting list of Region In Transition via command line - HBase - [mail # user]
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...Hi, The Web UI for HBase Master shows a list of Region In Transition. Is there a way to get this list via command line? HBase shell or zkCli? Is the /hbase/unassigned...
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Author: Asaf Mesika,
2013-04-18, 07:15
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deleteOnExit when JVM shutsdown non gracefully - HBase - [mail # user]
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...Hi, In the CoprocessorHost.java file, there's the following code section used to load a coprocessor jar: fs.copyToLocalFile(path, dst); ...
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Author: Asaf Mesika,
2013-04-10, 09:30
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Re: Evenly splitting the table - HBase - [mail # user]
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...Is the number of salt keys configurable? Do you support range scan on row keys althought hash is used? On Thursday, March 21, 2013, Aaron Kimball wrote: ...
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Author: Asaf Mesika,
2013-04-04, 04:30
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Re: Read thruput - HBase - [mail # user]
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...Can you possible batch some Get calls to a Scan with a Filter that contains the list of row keys you need? For example, if you have 100 Gets, you can create a start key and end key from gett...
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Author: Asaf Mesika,
2013-04-04, 04:21
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Re: Read thruput - HBase - [mail # user]
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...How does your client call looks like? Get? Scan? Filters? Is 3000/sec is client side calls or is it in numbers of rows per sec? If you measure in MB/sec how much read throughput do you get? ...
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Author: Asaf Mesika,
2013-04-01, 20:12
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Re: Understanding scan behaviour - HBase - [mail # user]
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...Yes. Watch out for last byte being max On Fri, Mar 29, 2013 at 7:31 PM, Mohit Anchlia wrote: ...
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Author: Asaf Mesika,
2013-03-30, 13:55
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