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Re: Multiple region servers per physical node - HBase - [mail # user]
...Its possible to walk to the middle of the Golden Gate Bridge, evade security and take a swan dive in to the Bay.  If you're in NY, substitute Golden Gate with Brooklyn ....   The p...
   Author: Michael Segel, 2013-07-31, 18:51
[expand - 1 more] - Re: Anyone playing/looking at Hoya? - HBase - [mail # user]
...Ted,   Thanks, but I already read that, which prompted me to ask the question about Hoya because I am curious about HBase on a YARN cluster.   To me they seem orthogonal because yo...
   Author: Michael Segel, 2013-07-29, 14:30
Re: Disabled automated compaction - table still compacting - HBase - [mail # user]
...Silly question...   Why are you trying to disable automated compaction?   And then the equally silly question... are you attempting to run  full compactions manually?   &...
   Author: Michael Segel, 2013-07-09, 16:53
[expand - 2 more] - Re: Using separator/delimiter in HBase rowkey? - HBase - [mail # user]
...Where is murmur?   In your app?  So then every app that wants to fetch that row must now use murmur.   Added to Hadoop/HBase?  Then when you do upgrades you have to make ...
   Author: Michael Segel, 2013-07-08, 16:25
[expand - 6 more] - Re: When to expand vertically vs. horizontally in Hbase - HBase - [mail # user]
...Ian,   You still want to stick to your relational modeling.  :-(  You need to play around more with hierarchical models to get a better appreciation.   If you model as if...
   Author: Michael Segel, 2013-07-08, 15:27
[expand - 1 more] - Re: MapReduce job with mixed data sources: HBase table and HDFS files - HBase - [mail # user]
...Actually you can, albeit it will be slower than you would think.  You'd have to do a single threaded scan to pull the data from the remote cluster to the local cluster then once its loc...
   Author: Michael Segel, 2013-07-05, 21:06
[expand - 3 more] - Re: Schema design for filters - HBase - [mail # user]
...Why is it that if all you have is a hammer, everything looks like a nail? ;-)    On Jun 27, 2013, at 8:55 PM, James Taylor  wrote:  ...
   Author: Michael Segel, 2013-06-28, 12:45
[expand - 1 more] - Re: Problems while exporting from Hbase to CSV file - HBase - [mail # user]
...Yeah, that's the point.   You fetch, you iterate through the returned set, you get the next batch.  The only way he could get OOM is in his code.   On Jun 28, 2013, at 7:23 AM...
   Author: Michael Segel, 2013-06-28, 12:45
Re: How many column families in one table ? - HBase - [mail # user]
...Beyond the physical limitations (cost constraints) there's a logical one in terms of design.   I just did a talk at the CHUG on schema design and the key was to understand how and why o...
   Author: Michael Segel, 2013-06-28, 12:42
Re: HBase Multiget taking more time - HBase - [mail # user]
...Double your timeout from 60K to 120K.  While I don't think its the problem... its just a good idea.   What happens if you drop the 50 down to 25?  Do you still fail?  If ...
   Author: Michael Segel, 2013-06-25, 12:13
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