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Re: No of rows - HBase - [mail # user]
...Hi there,  If you're talking about stopping a scan after X rows (as opposed to the batching), but break out of the ResultScanner loop after X rows.  http://hbase.apache.org/book.ht...
   Author: Doug Meil, 2012-09-12, 22:59
Re: java.io.IOException: Pass a Delete or a Put - HBase - [mail # user]
...Did you compare your example to this...  http://hbase.apache.org/book.html#mapreduce.example 7.2.2. HBase MapReduce Read/Write Example   ?     On 9/12/12 1:02 PM, "Jothik...
   Author: Doug Meil, 2012-09-12, 18:05
Re: Optimizing table scans - HBase - [mail # user]
...Hi there,   See this for info on the block cache in the RegionServer..  http://hbase.apache.org/book.html 9.6.4. Block Cache  Š and see this for "batching" on the scan paramet...
   Author: Doug Meil, 2012-09-12, 14:37
Re: Regarding rowkey - HBase - [mail # user]
...Hi there, have you read this?  http://hbase.apache.org/book.html#performance  And especially this?  http://hbase.apache.org/book.html#perf.writing   How many nodes is the...
   Author: Doug Meil, 2012-09-11, 18:46
Re: More rows or less rows and more columns - HBase - [mail # user]
...re:  "You may want to update this section"  Good point.  I will add.      On 9/11/12 6:59 AM, "Michel Segel"  wrote:  ...
   Author: Doug Meil, 2012-09-11, 12:57
Re: Regarding column family - HBase - [mail # user]
...Hi there, additionally, see..  http://hbase.apache.org/book.html#regions.arch  Š and focus on "9.7.5.4. KeyValue" because the CF name is actually a part of each KV.     &...
   Author: Doug Meil, 2012-09-11, 12:21
Re: HDFS footprint of a table - HBase - [mail # user]
...Hi there, see...  http://hbase.apache.org/book.html#regions.arch  Š And in particular focus onŠ  "9.7.5.4. KeyValue"       On 9/11/12 3:35 AM, "Lin Ma"  wr...
   Author: Doug Meil, 2012-09-11, 12:19
Re: HBase aggregate query - HBase - [mail # user]
...Hi there, if there are common questions I'd suggest creating summary tables of the pre-aggregated results.  http://hbase.apache.org/book.html#mapreduce.example  7.2.4. HBase MapRed...
   Author: Doug Meil, 2012-09-10, 15:21
[expand - 1 more] - Re: Tomb Stone Marker - HBase - [mail # user]
...Hi there...  In this chapter...  http://hbase.apache.org/book.html#datamodel  .. it explains that the "updates" are just a view.  There is a merge happening across CFs an...
   Author: Doug Meil, 2012-09-10, 12:22
Re: scan a table with 2 column families. - HBase - [mail # user]
...Hi there, the scan will merge the results between the CFsŠ   for more information see these two chapters in the HBase RefGuide.  http://hbase.apache.org/book.html#datamodel  h...
   Author: Doug Meil, 2012-09-09, 13:11
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB