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Re: endpoint coprocessor performance - HBase - [mail # user]
...Check your logs for whether your end-point coprocessor is hitting  zookeeper on every invocation to figure out the region start key.  Unfortunately (at least last time I checked), ...
   Author: James Taylor, 2013-03-05, 01:58
Re: Announcing Phoenix v 1.1: Support for HBase v 0.94.4 and above - HBase - [mail # user]
...You can query existing tables if the data is serialized in the way that  Phoenix expects.  For more detailed information and options, check out  my response to this issue: &nb...
   Author: James Taylor, 2013-02-26, 22:22
Re: attributes - basic question - HBase - [mail # user]
...Same with us on Phoenix - we use the setAttribute on the client side and  the getAttribute on the server side to pickup state on the Scan being  executed. Works great. One thing to...
   Author: James Taylor, 2013-02-23, 05:21
availability of 0.94.4 and 0.94.5 in maven repo? - HBase - [mail # user]
...Unless I'm doing something wrong, it looks like the Maven repository  (http://mvnrepository.com/artifact/org.apache.hbase/hbase) only contains  HBase up to 0.94.3. Is there a diffe...
   Author: James Taylor, 2013-02-20, 01:30
[HBASE-7872] Delete(byte [] row, long timestamp) is marked as deprecated - HBase - [issue]
...I see that the constructor: public Delete(byte [] row, long timestamp, RowLock rowLock) was deprecated, but the following was also deprecated with a partial comment that looks like a copy/pa...
http://issues.apache.org/jira/browse/HBASE-7872    Author: James Taylor, 2013-02-18, 21:13
best way to get HBase version from coprocessor? - HBase - [mail # dev]
...What's the best/recommended way of getting the HBase version during  coprocessor execution? Should I get the "hbase.defaults.for.version"  through the RegionCoprocessorEnvironment ...
   Author: James Taylor, 2013-02-18, 19:55
Re: Row Key Design in time based aplication - HBase - [mail # user]
...Michael is right - Phoenix wouldn't automatically solve these issues for  you - it would just a) decrease the amount of code you need to write  while still giving you coprocessor-s...
   Author: James Taylor, 2013-02-18, 01:19
Re: Custom preCompact RegionObserver crashes entire cluster on OOME: Heap Space - HBase - [mail # user]
...IMO, I don't think it's safe to change the KV in-place. We always create a new KV in our coprocessors.  James  On Feb 12, 2013, at 6:41 AM, "Mesika, Asaf"  wrote:  ...
   Author: James Taylor, 2013-02-12, 15:32
jarFilePath for HTableDescriptor.addCoprocessor() with 0.94.2 vs 0.94.4 - HBase - [mail # user]
...In 0.94.2, if the coprocessor class was on the HBase classpath, then the  jarFilePath argument to HTableDescriptor.addCoprocessor seemed to  essentially be ignored - it didn't matt...
   Author: James Taylor, 2013-02-12, 00:07
[HBASE-7805] Scan of same region processed serially if table has region observer coprocessor - HBase - [issue]
...If multiple scans to different parts of the same region are executed in parallel, they are processed serially if the table has a region observer coprocessor....
http://issues.apache.org/jira/browse/HBASE-7805    Author: James Taylor, 2013-02-11, 05:21
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