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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
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
Re: batch update question - HBase - [mail # user]
...For the 2nd part of the question, if you have 10 Puts it's more efficient t o send a single RS message with 10 Puts than send 10 RS messages with 1 Put  apiece.  There are 2 words ...
   Author: Doug Meil, 2012-09-06, 18:26
Re: Extremely slow when loading small amount of data from HBase - HBase - [mail # user]
...You have are 4000 regions on an 8 node cluster?  I think you need to bring that *way* down…    re:  "something like 40 regions"   Yep… around there.  See…  ...
   Author: Doug Meil, 2012-09-05, 14:37
Re: Reading in parallel from table's regions in MapReduce - HBase - [mail # user]
...Hi there-  Yes, there is an input split for each region of the source table of a MR job.  There is a blurb on that in the RefGuide...  http://hbase.apache.org/book.html#splitt...
   Author: Doug Meil, 2012-09-04, 15:32
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