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[HIVE-15104] Hive on Spark generate more shuffle data than hive on mr - Hive - [issue]
...the same sql,  running on spark  and mr engine, will generate different size of shuffle data.i think it is because of hive on mr just serialize part of HiveKey, but hive on spark w...    Author: wangwenli , 2018-05-22, 23:58
[HIVE-11681] sometimes when query mr job progress, stream closed exception will happen - Hive - [issue]
...sometimes the hiveserver will throw below exception , 2015-08-28 05:05:44,107 | FATAL | Thread-82995 | error parsing conf mapred-default.xml | org.apache.hadoop.conf.Configuration.loadResour...    Author: wangwenli , 2017-07-27, 17:05
[HIVE-15239] hive on spark combine equivalent work get wrong result because of  TS operation compare - Hive - [issue]
...env: hive on spark enginereproduce step:create table a1(KEHHAO string, START_DT string) partitioned by (END_DT string);create table a2(KEHHAO string, START_DT string) partitioned by (END_DT ...    Author: wangwenli , 2017-07-21, 18:26
[HIVE-13947] HoS print wrong number for hash table size in map join scenario - Hive - [issue]
...In sparkHashTableSinkOperator, when flushToFile, before close output stream, it try to get the file length, and will get 0 for it,  take hashTableSinkOperator for ref, it should get len...    Author: wangwenli , 2017-07-21, 17:45
[HIVE-13308] HiveOnSpark sumbit query very slow when hundred of beeline exectue at same time - Hive - [issue]
...backgroud: hive on spark ,  yarn cluster modedetails:when using hundred of beeline submit query at the same time, we found that   yarn get application very slow, and hiveserver is ...    Author: wangwenli , 2017-06-12, 08:26
[expand - 3 more] - 答复: 答复: 答复: 答复: Using Spark on Hive with Hive also using Spark as its execution engine - Hive - [mail # user]
...I think you know what I said is relate to execution plan, right?My spark version is 1.5.XRegardsWenli发件人: Mich Talebzadeh [mailto:[EMAIL PROTECTED]]发送时间: 2016年7月14日 15:17收件人: user主题: Re: 答复:...
   Author: Wangwenli , 2016-07-14, 07:23
[HIVE-11616] DelegationTokenSecretManager reuses the same objectstore, which has concurrency issues - Hive - [issue]
...sometime in metastore log, will get below exception,  after analysis, we found that :when hivemetastore start, the DelegationTokenSecretManager will maintain the same objectstore, see h...    Author: wangwenli , 2016-02-16, 23:51
答复: Answers to recent questions on Hive on Spark - Hive - [mail # dev]
...Hi xuefu ,thanks for the information.One simple question,     any plan when the hive on spark can be used in production environment?Regardswenli发件人: Xuefu Zhang [mailto:[EMAIL PROT...
   Author: Wangwenli , 2015-11-28, 03:28
Re: [VOTE] Hive 2.0 release plan - Hive - [mail # dev]
...Good News,   Any release plan for hive 1.3  ???________________________________WangwenliFrom: Gopal VijayaraghavanDate: 2015-11-14 14:21To: [EMAIL PROTECTED]CC: [EMAIL PROTECTED]Su...
   Author: Wangwenli , 2015-11-16, 01:07
[HADOOP-12529] UserGroupInformation equals method depend on the subject object address - Hadoop - [issue]
... my question is    why UserGroupInformation equals method depend on the subject object?       try below code which is extract from HiveMetaStore:TestUgi.ja...    Author: wangwenli , 2015-11-02, 20:39