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Introducing Parquet: efficient columnar storage for Hadoop. - Hadoop - [mail # general]
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...Fellow Hadoopers, We'd like to introduce a joint project between Twitter and Cloudera engineers -- a new columnar storage format for Hadoop called Parquet ( http://parquet.github.com)....
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Author: Dmitriy Ryaboy,
2013-03-12, 15:45
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Re: Small question - Hadoop - [mail # user]
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...That's a fuzzy match (join two tables not on equality, but on one table's column value matching a dynamically generated regex based on another column). I don't know of efficient ways of doin...
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Author: Dmitriy Ryaboy,
2012-10-04, 06:25
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Re: Hadoop 0.22/HBase 0.92 package repos are now available - Hadoop - [mail # general]
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...9.1 just went up for vote, and holding up a release to add 0.22 compatibility seems ill-advised. I would be willing to help get 9.2 out in short order to provide compatibility with 22, and I...
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Author: Dmitriy Ryaboy,
2011-09-30, 18:26
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Re: Hadoop 0.22/HBase 0.92 package repos are now available - Hadoop - [mail # general]
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...Pig 8.2 is likely not going to happen (0 interest from any of the committers). 0.9 has already been released, 9.1 is in the works, as is 10. Not sure how Milind compiled that lis...
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Author: Dmitriy Ryaboy,
2011-09-29, 23:30
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Re: Split control in Lzo index - Hadoop - [mail # user]
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...Shi, bzip compresses much better than lzo. It is also significantly more expensive (we are talking orders of magnitude) than LZO, both on compression and decompression. As for your que...
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Author: Dmitriy Ryaboy,
2011-06-23, 21:35
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Re: [VOTE] Powered by Logo - Hadoop - [mail # general]
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...2 6 5 1 4 3 On Wed, Jun 15, 2011 at 9:47 AM, Anupam Seth wrote: them all oting, ing is on't...
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Author: Dmitriy Ryaboy,
2011-06-15, 16:53
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Re: HDFS and distcp issue?? - Hadoop - [mail # user]
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...Do you have the failing task's log? -Dmitriy On Sat, Dec 4, 2010 at 12:47 PM, hadoopman wrote: Dmitriy V Ryaboy Twitter Analytics http://twitter.com/squarecog...
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Author: Dmitriy Ryaboy,
2010-12-07, 02:48
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Re: Errors reading lzo-compressed files from Hadoop - Hadoop - [mail # user]
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...Both Kevin's and Todd's branches now pass my tests. Thanks again Todd. -D On Thu, Apr 8, 2010 at 10:46 AM, Todd Lipcon wrote: - bca2053f731cdd58 d ys be s a see...
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Author: Dmitriy Ryaboy,
2010-04-08, 18:20
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Re: Errors reading lzo-compressed files from Hadoop - Hadoop - [mail # user]
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...Todd, you rock. We'll integrate this into Kevin's branch right away. -Dmitriy On Wed, Apr 7, 2010 at 5:24 PM, Todd Lipcon wrote: ix a2053f731cdd58 be a ee the a ery v...
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Author: Dmitriy Ryaboy,
2010-04-08, 03:16
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Elephant Bird released - Hadoop - [mail # user]
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...Hi folks, We (but mostly Kevin Weil) just open-sourced some of the code we use at Twitter to make working with Hadoop and Pig easier. Most of what is currently included in "Elephant Bird" de...
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Author: Dmitriy Ryaboy,
2010-04-02, 21:19
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