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[HIVE-2120] auto convert map join may miss good candidates - Hive - [issue]
...In case in a join, there is a subquery which does a simple select, the auto convert map join may miss a good candidate at run time. The plan generated is correct, but the selection at runtim...
http://issues.apache.org/jira/browse/HIVE-2120    Author: He Yongqiang, 2011-12-16, 23:56
[HIVE-2040] the retry logic in Hive's concurrency  is not working correctly. - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-2040    Author: He Yongqiang, 2011-12-16, 23:56
[HIVE-2151] Too many open files in running negative cli tests - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-2151    Author: He Yongqiang, 2011-12-16, 23:55
[HIVE-477] Some optimization thoughts for Hive - Hive - [issue]
...Before we can start working on Hive-461. I am doing some profiling for hive. And here are some thoughts for improvements:minor :1) add a new HiveText to replace Text. It can avoid byte copy ...
http://issues.apache.org/jira/browse/HIVE-477    Author: He Yongqiang, 2011-10-23, 20:30
[HIVE-1243] CombineHiveInputFormat breaks. - Hive - [issue]
...set hive.input.format = org.apache.hadoop.hive.ql.io.CombineHiveInputFormat;set mapred.min.split.size.per.node=8;set hive.exec.compress.output = true;set mapred.min.split.size=256;drop table...
http://issues.apache.org/jira/browse/HIVE-1243    Author: He Yongqiang, 2011-10-20, 05:19
[HIVE-2415] disallow partition column names when doing replace columns - Hive - [issue]
...alter table replace columns allows to add a column with the same name as partition column, which introduced inconsistency. We should disallow this....
http://issues.apache.org/jira/browse/HIVE-2415    Author: He Yongqiang, 2011-10-18, 21:11
[HIVE-2464] report progress in MapOperator - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-2464    Author: He Yongqiang, 2011-09-23, 18:43
[HIVE-2420] partition pruner expr is not populated due to some bug in ppd - Hive - [issue]
http://issues.apache.org/jira/browse/HIVE-2420    Author: He Yongqiang, 2011-09-14, 19:57
[HIVE-2406] return empty list instead of null for get_privileges - Hive - [issue]
...This is to remove the thrift exception when running hive, which enables authorization and uses a thrift remote metastore.this is an example of stack:   > show grant user heyongq...
http://issues.apache.org/jira/browse/HIVE-2406    Author: He Yongqiang, 2011-08-24, 22:21
[HIVE-1888] HIVE-78 Followup: do authorization check on authorization related operations. - Hive - [issue]
...Followup for HIVE-78:Right now there is no authorization check for authorization operations....
http://issues.apache.org/jira/browse/HIVE-1888    Author: He Yongqiang, 2011-07-27, 23:24
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