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Re: Questions about HBase Cluster Replication - HBase - [mail # user]
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...Is that really the *age* really the *timestamp* of last successful log shipment? If so, one could calculate the real age with age = now() - ageOfLastShippedOnWhichIsReallyTimestamp . &...
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Author: Otis Gospodnetic,
2011-03-03, 19:13
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Re: Questions about HBase Cluster Replication - HBase - [mail # user]
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...Hello, I've got an additional question below: 5. If one is adding replication on the *production* Master cluster, what's the worst thing that can happen to this Master clu...
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Author: Otis Gospodnetic,
2011-03-03, 05:02
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Questions about HBase replication - HBase - [mail # user]
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...Hello, That http://hbase.apache.org/replication.html is informative, but I have some more Qs (thay may end up qualifying as FAQs): 1. What happens if data is modified in th...
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Author: Otis Gospodnetic,
2011-03-02, 18:05
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HBase replication documentation - HBase - [mail # user]
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...Hi, What's the best place to learn about HBase replication? I found http://hbase.apache.org/book/cluster_replication.html , but note how there is only a link there, and that link...
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Author: Otis Gospodnetic,
2011-03-02, 16:50
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Re: Stack Overflow? - HBase - [mail # user]
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...Hi, Hm... we already index HBase and other Digests on search-hadoop.com. I was thinking more along the lines of mining the ML archives and doing automatic Q&A extraction....
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Author: Otis Gospodnetic,
2011-03-01, 18:03
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Re: Ad-hoc reports against HBase - any way? any tools? - HBase - [mail # user]
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...Ah, I have another question: When you have HBase-Hive integration in place, how do you control how queries that come in via Hive affect the HBase cluster? Consider a HBase cluste...
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Author: Otis Gospodnetic,
2011-02-25, 22:39
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Re: Ad-hoc reports against HBase - any way? any tools? - HBase - [mail # user]
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...Hi J-D, Yes, I'm interested in HBase-Hive integration. Thanks for the pointer to the external tables. I was aware of that at some point, but for some reason started thinkin...
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Author: Otis Gospodnetic,
2011-02-25, 21:54
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Ad-hoc reports against HBase - any way? any tools? - HBase - [mail # user]
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...Hello, I have a HBase cluster chock-full of data and would like to run canned reports (i.e., reports known ahead of time), but also ad-hoc reports against that data. Are t...
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Author: Otis Gospodnetic,
2011-02-25, 21:02
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Re: Stack Overflow? - HBase - [mail # user]
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...Ha! That's exactly what I was saying (or trying to say) in my reply. Regarding this: Do you mean manually, or did you have something more sophisticated in mind? Thank...
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Author: Otis Gospodnetic,
2011-02-24, 15:01
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Re: Multiple scans vs single scan with filters - HBase - [mail # user]
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...Hi, Would your answer be different if Alex/you knew if that data was actually read from either the OS cache or MemStore? One can tell if disk is doing IO (or not) by using...
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Author: Otis Gospodnetic,
2011-02-24, 03:53
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