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Re: observer coprocessor question regarding puts - HBase - [mail # user]
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...Ok... But then you are duplicating the data, so you will have to reconcile the two sets and there is a possibility that the data sets are out of sync. I don't know your entire Sc...
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Author: Michel Segel,
2013-06-14, 02:51
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Re: some problem about HBase index - HBase - [mail # user]
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...Huh? Sorry but HBase *DOES* support composite keys. The OP's question is can you create a row key that is comprised of both 'student' and 'student_id'. I'm not going in to ...
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Author: Michel Segel,
2013-06-13, 10:33
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Re: Regarding Indexing columns in HBASE - HBase - [mail # user]
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...Quick and dirty... Create an inverted table for each index.... Then you can take the intersection of the result set(s) to get your list of rows for further filtering. There is ob...
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Author: Michel Segel,
2013-06-04, 17:13
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Re: querying hbase - HBase - [mail # user]
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...Was that rhetorical? Absolutely. Think of a production environment where you are using HBase to serve data in real time. Sent from a remote device. Please excuse any typos... &n...
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Author: Michel Segel,
2013-06-01, 10:17
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Re: Any update for this issue HBASE-3529 - HBase - [mail # user]
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...Boris Lublinsky and I published an article on something we did a few years ago. (It's on InfoQ ) We did a small project of integrating Lucene and HBase for searching POI da...
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Author: Michel Segel,
2013-05-31, 08:32
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Re: EC2 Elastic MapReduce HBase install recommendations - HBase - [mail # user]
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...What I am saying is that by default, you get two mappers per node. x4large can run HBase w more mapred slots, so you will want to tune the defaults based on machine size. Not just mapred, bu...
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Author: Michel Segel,
2013-05-09, 12:32
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Re: EC2 Elastic MapReduce HBase install recommendations - HBase - [mail # user]
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...With respect to EMR, you can run HBase fairly easily. You can't run MapR w HBase on EMR stick w Amazon's release. And you can run it but you will want to know your tuning parameters up...
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Author: Michel Segel,
2013-05-09, 04:47
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Re: Scala and Hbase, hbase-default.xml file seems to be for and old version of HBase (null) - HBase - [mail # user]
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...Isn't the defaults now embedded in the base jars? Sent from a remote device. Please excuse any typos... Mike Segel On Apr 29, 2013, at 11:55 PM, Håvard Wahl Kongsgård ...
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Author: Michel Segel,
2013-04-30, 10:46
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Re: Schema Design Question - HBase - [mail # user]
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...I would have to agree. The use case doesn't make much sense for HBase and sounds a bit more like a problem for Hive. The OP indicated that the data was disposable after a round o...
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Author: Michel Segel,
2013-04-29, 13:52
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Re: How practical is it to add a timestamp oracle on Zookeeper - HBase - [mail # user]
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...Time is relative. What does the timestamp mean? Sounds like a simple question, but its not. Is it the time your application says they wrote to HBase? Is it the time HBase first gets t...
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Author: Michel Segel,
2013-04-21, 16:36
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