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RE: Filtering/Collection columns during Major Compaction - HBase - [mail # user]
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...Hi Varun No this will be needed not only for memstore. In between the scan the memstore can get flushed... That is why the MVCC ts is also getting written to the HFile. Ho...
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Author: Anoop Sam John,
2012-12-11, 04:10
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RE: Heterogeneous cluster - HBase - [mail # user]
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...considered as running locally, right? Or will it always be retrieved from the datanode linked to the RS hosting the region we are dealing with? Not sure I'm clear :( Hi Jean, &n...
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Author: Anoop Sam John,
2012-12-11, 04:04
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RE: HBase - Secondary Index - HBase - [mail # dev]
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...there's no cost to those who don't want to use it, and minimal changes to core code. Yes Andrew, This was the main consideration from our side when we were doing the design of the seco...
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Author: Anoop Sam John,
2012-12-06, 04:57
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RE: Reg:delete performance on HBase table - HBase - [mail # user]
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...Hi Manoj If I read you correctly, I think you want to aggregate some 3,4 days of data and those data you want to get deleted. Can you think of creating tabl...
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Author: Anoop Sam John,
2012-12-06, 04:35
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RE: .META. region server DDOSed by too many clients - HBase - [mail # user]
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...Yes Varun I think so. -Anoop- ________________________________________ From: Varun Sharma [[EMAIL PROTECTED]] Sent: Thursday, December 06, 2012 6:10 AM To: [EMAIL PROTECTED]; lars hof...
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Author: Anoop Sam John,
2012-12-06, 04:25
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RE: HBase - Secondary Index - HBase - [mail # dev]
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...No this is not open sourced yet.. As per the interest from the HBase community we can think of contributing.. It is time to see HBase community version with sec indexing in it (...
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Author: Anoop Sam John,
2012-12-05, 12:55
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RE: HBase - Secondary Index - HBase - [mail # dev]
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...Hi Jan Yes we guarentee the consistency between user table and index table. The put operation will be handled as a transactional way so as to make sure the ...
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Author: Anoop Sam John,
2012-12-05, 11:04
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HBase - Secondary Index - HBase - [mail # dev]
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...Hi All Last week I got a chance to present the secondary indexing solution what we have done in Huawei at the China Hadoop Conference. Y...
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Author: Anoop Sam John,
2012-12-04, 08:10
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RE: Long row + column keys - HBase - [mail # user]
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...Hi Varun It looks to be very clear that you need to use some sort of encoding scheme. PrefixDeltaEncoding would be fine ma...
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Author: Anoop Sam John,
2012-12-04, 04:23
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RE: Data Locality, HBase? Or Hadoop? - HBase - [mail # user]
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...I think all is clear now.. Just to conclude, the data locality is feature provided by HDFS. When DFS client writes some data, hadoop will try to maintain the data locality. HBase region serv...
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Author: Anoop Sam John,
2012-12-04, 03:37
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