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Re: Hadoop and Hbase compatibility - HBase - [mail # user]
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...You may want to consider making a set of symbolic links. So you would link h adoop.jar to the correct Hadoop version (whichever flavor you run.) and the l ink Hadoop.jar in HBase to that had...
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Author: Michel Segel,
2011-12-17, 10:28
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Re: Dealing with single point of failure - HBase - [mail # user]
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...Sorry to join late... SPoF is a real problem if your planning to serve data realtime from your clu ster. ( Yes you can do this w HBase ...) Then, regardless of data loss, you have to b...
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Author: Michel Segel,
2011-12-15, 02:23
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Re: getting row info without data - HBase - [mail # user]
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...Doesn't sound like it... He mentions column names... sounds like he would be better off writing to two tables. One that stores on ly the column name and one that stores the data in each colu...
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Author: Michel Segel,
2011-11-28, 21:21
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Re: Multiple tables vs big fat table - HBase - [mail # user]
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...Mark, I think you've gotten a bit more of an explanation... The reason I say 'It depends...' is that there are arguments for either desi gn. If your log events are going to be ac...
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Author: Michel Segel,
2011-11-21, 09:40
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Re: Schema design question - Hot Key concerns - HBase - [mail # user]
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...Hi, OK... First a caveat... I haven't seen your initial normalized schema, so take wha t I say with a grain of salt... The problem you are trying to solve is one which can be sol...
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Author: Michel Segel,
2011-11-20, 09:52
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Re: Multiple tables vs big fat table - HBase - [mail # user]
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...Mark, Simple answer ... it depends... ;-) Longer answer... What's your use case? What's your access pattern? Is the type of data, in th is case evenly distributed in terms of siz...
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Author: Michel Segel,
2011-11-20, 08:57
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Re: Connection to two difference versions - HBase - [mail # user]
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...Short answer no, not from java. You have a class loader problem which may ma ke it difficult to instantiate a connection and HBase objects in the second i nstance. Longer answer... Let...
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Author: Michel Segel,
2011-11-17, 13:25
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Re: region size/count per regionserver - HBase - [mail # user]
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...The funny thing about tuning... What works for one situation may not work we ll for others. Using the old recommendation of never exceeding 1000 R per RS, keeping it lo w around 100-200 and ...
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Author: Michel Segel,
2011-11-04, 11:37
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Re: Region has been OPENING for too long - HBase - [mail # user]
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...What did you set your max region size? Sent from a remote device. Please excuse any typos... Mike Segel On Oct 31, 2011, at 5:07 AM, Matthew Tovbin wrote: &nbs...
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Author: Michel Segel,
2011-10-31, 13:48
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Re: A requirement to change time of the Hbase cluster. - HBase - [mail # user]
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...Maybe I'm missing something... The purpose of using an ntp server is that your machines all have the same t ime. Also you would sync your ntp server clock to one of the global ntp serv...
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Author: Michel Segel,
2011-10-25, 19:54
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