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Re: making Scanner iterate through different version of cell - Accumulo - [mail # user]
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...I think you'll probably have to have modify the table configuration since the VersioningIterator is applied by default at level 20. On Thu, Oct 18, 2012 at 10:35 AM, wrote: ...
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Author: William Slacum,
2012-10-18, 17:43
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[ACCUMULO-703] Add PrintInfo shortcut to bin/accumulo - Accumulo - [issue]
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...Accumulo has a utility, org.apache.accumulo.core.file.rfile.PrintInfo, that will summarize a RFile and even print out all of the keys for you. It'd be nice to run it via $ACCUMULO_HOME/bin/a...
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http://issues.apache.org/jira/browse/ACCUMULO-703
Author: William Slacum,
2012-10-09, 21:34
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Re: JIRA Etiquette / Hackathon Projects - Accumulo - [mail # dev]
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...At some point we had default assignees, so I believe they should be fair game. If there aren't any patches and it's been open for a while, I think that's an even stronger case to work on it ...
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Author: William Slacum,
2012-10-08, 15:29
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Re: compressing values returned to scanner - Accumulo - [mail # user]
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...Someone can correct me if I'm wrong, but I believe the file compression option you quoted is for the RFiles in HDFS. You can enable compression there and will still see some benefit even if ...
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Author: William Slacum,
2012-10-01, 20:00
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Re: compressing values returned to scanner - Accumulo - [mail # user]
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...If you aren't often looking at the data in the value on the tablet server (like in an iterator), you can also pre-compress your values on ingest. On Mon, Oct 1, 2012 at 12:19 PM, Marc ...
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Author: William Slacum,
2012-10-01, 19:32
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Re: number of query threads for batch scanner - Accumulo - [mail # user]
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...It should really be dependent upon the resources available to the client. You can set an arbitrarily high number of threads, but you're still bound by the number of parallel operations the C...
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Author: William Slacum,
2012-09-25, 19:08
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Re: sanity checking application WALogs make sense - Accumulo - [mail # user]
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...I'm a bit confused as to what you mean "if an iterator goes down mid-processing." If it goes down at all, then whatever scope it's running in- minor compaction, major compaction and scan- wi...
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Author: William Slacum,
2012-09-15, 13:46
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Re: Iterators and seeking the middle of a row - Accumulo - [mail # user]
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...Another thing to keep in mind is that the documentation is actually meant to enforce the notion that, between returning keys, your iterator could be destroyed and reconstituted. If an iterat...
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Author: William Slacum,
2012-09-13, 22:38
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Re: Iterators and seeking the middle of a row - Accumulo - [mail # user]
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...Remember that the range given to an iterator is, at some point in time, user set. If a client only wants to scan between keys K1 and K2, and each occur in the same row, then the iterator sho...
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Author: William Slacum,
2012-09-13, 22:34
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Re: Running Accumulo straight from Memory - Accumulo - [mail # user]
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...Woops- slow innurnet and didn't notice Eric's response. On Tue, Sep 11, 2012 at 9:30 AM, William Slacum wrote: ...
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Author: William Slacum,
2012-09-11, 16:30
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