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Anoop Sam John
Stephen Yuan Jiang
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[HBASE-8075] HRegion preClose hook is getting called multiple times for single close
...1) HRegionServer#closeRegion(final RpcController controller, final CloseRegionRequest request) // Can be null if we're calling close on a region that'...
, 2016-06-19, 16:46
[HBASE-9556] Provide key range support to bulkload to avoid too many reducers even the data belongs to few regions
...Presently the number of reducers in bulk load are equal to number of regions.Lets suppose a table has 500 regions and import data only belongs 10 regions, still we are starting 500(equal to ...
, 2016-03-05, 17:45
[HBASE-9593] Region server left in online servers list forever if it went down after registering to master and before creating ephemeral node
...In some of our tests we found that regionserer always showing online in master UI but its actually dead.If region server went down in the middle following steps then the region server always...
, 2015-05-23, 06:44
[HBASE-9203] Secondary index support through coprocessors
...We have been working on implementing secondary index in HBase and open sourced on hbase 0.94.8 version.The project is available on github.https://github.com/Huawei-Hadoop/hindexThis Ji...
, 2015-05-12, 13:13
[HBASE-8859] truncate_preserve should get table split keys as it is instead of converting them to string type and then again to bytes
...If we take int,long or double bytes as split keys then we are not creating table with same split keys because converting them to strings directly and to bytes is giving different split keys,...
, 2015-03-06, 16:34
[HBASE-12583] Allow creating reference files even the split row not lies in the storefile range if required
...Currently in HRegionFileSystem#splitStoreFile we are not creating reference files if the split row not lies in the storefile range that means one of the child region doesn't have any data.&n...
, 2014-12-09, 20:20
[HBASE-10536] ImportTsv should fail fast if any of the column family passed to the job is not present in the table
...While checking 0.98 rc, running bulkload tools. By mistake passed wrong column family to importtsv. LoadIncrementalHfiles failed with following exceptionException in thread "main" java.io.IO...
, 2014-11-29, 06:59
[HBASE-10576] Custom load balancer to co-locate the regions of two tables which are having same split keys
...To support local indexing both user table and index table should have same split keys. This issue to provide custom balancer to colocate the regions of two tables which are having same split...
, 2014-09-05, 19:08
[HBASE-11894] MetaEntries from coprocessor hooks in split and merge are not getting added to hbase:meta after HBASE-11611
...As part of HBASE-9249 & HBASE-9489, added new hooks in split and merge which take meta entries from coprocessor hooks if any. These meta entries helps to ensure atomicity of split(merge)...
, 2014-09-05, 17:44
[HBASE-10533] commands.rb is giving wrong error messages on exceptions
...1) Clone into existing table name is printing snapshot name instead of table name.hbase(main):004:0> clone_snapshot 'myTableSnapshot-122112','table'ERROR: Table already exists: myTableSna...
, 2014-08-12, 21:47
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