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Re: What happened in hlog if data are deleted cuased by ttl? - HBase - [mail # user]
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...Yes, TTL deletions are done only during compactions. They aren't "Deleted" in the sense of what a Delete insert signifies, but are rather eliminated in the write process when new storefiles ...
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Author: Harsh J,
2012-08-14, 15:20
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Re: What happened in hlog if data are deleted cuased by ttl? - HBase - [mail # user]
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...Hi Yonghu, A timestamp is stored along with each insert. The ttl is maintained at the region-store level. Hence, when the log replays, all entries with expired TTLs are automatically o...
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Author: Harsh J,
2012-08-14, 13:24
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Re: HBase won't run on OSX 10.8 - HBase - [mail # user]
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...Bryan, I believe running with "-Djava.net.preferIPv4Stack=true" should work just fine. On Thu, Aug 9, 2012 at 1:17 AM, Bryan Beaudreault wrote: Harsh J...
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Author: Harsh J,
2012-08-12, 14:57
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Re: an emtry region - HBase - [mail # user]
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...You're right there - compactions does not merge region boundaries. They just merge the accumulated (flushed, etc.) storefiles belonging to each region, for every region thats fragmented over...
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Author: Harsh J,
2012-08-12, 14:36
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Re: is there anyway to turn off compaction in hbase - HBase - [mail # user]
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...Richard, The property disables major compactions from happening automatically. However, if you choose to do this, you should ensure you have a cron job that does trigger major_compact ...
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Author: Harsh J,
2012-08-12, 11:40
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Re: NodeManager too many connections - HBase - [mail # user]
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...Hey Miguel, Unsure why this needs to be on the HBase lists. I've moved it to cdh-users@ since you're using that and it may be specific to that version. Can you send across a jsta...
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Author: Harsh J,
2012-08-10, 11:56
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Re: hfile v2 in cloudera cdh3 - HBase - [mail # user]
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...Hi Weishung, No, CDH3's HBase, being based on 0.90.x, does not carry this new format. On Wed, Aug 8, 2012 at 3:23 PM, Weishung Chung wrote: Harsh J...
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Author: Harsh J,
2012-08-08, 10:46
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Re: Recommend protocol connecting to HBASE - HBase - [mail # user]
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...Trung, Thrift API to HBase is well supported, and you may use that. Thrift2 is a new implementation of the Thrift API for HBase, introduced in 0.94, in order to better-support th...
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Author: Harsh J,
2012-07-29, 19:12
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Re: Can serially code software utilize Hadoop benefits - HBase - [mail # user]
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...Hi, I am unsure about SAS, but R does have some Hadoop-enabled software out there that can leverage the offered parallelism. See the answer(s) at: http://www.quora.com/How-can-R-and-Ha...
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Author: Harsh J,
2012-07-21, 11:55
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Re: HBase 0.94.1 release date - HBase - [mail # user]
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...Amit, It would be released if the current vote passes: http://search-hadoop.com/m/2LLx01jlcYd On Wed, Jul 18, 2012 at 6:43 PM, Amit Sela wrote: Harsh J...
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Author: Harsh J,
2012-07-18, 14:38
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