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[HIVE-4451] Add support for string column type vector aggregates: COUNT, MIN and MAX - Hive - [issue]
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...Extend the vector aggregates operations to support string types....
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http://issues.apache.org/jira/browse/HIVE-4451
Author: Remus Rusanu,
2013-05-25, 12:29
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[HIVE-4613] Improve cache friendliness of VectorHashKeyWrapper - Hive - [issue]
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...1) the implementation of VectorHashKeyWrapper uses an array of primitives even when there is only one key, which implies one extra pointer chase. for single key group by we can do a more opt...
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http://issues.apache.org/jira/browse/HIVE-4613
Author: Remus Rusanu,
2013-05-25, 12:14
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[HIVE-4595] Support strings in GROUP BY keys - Hive - [issue]
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http://issues.apache.org/jira/browse/HIVE-4595
Author: Remus Rusanu,
2013-05-25, 11:57
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Re: Review Request: HIVE-4452 Support COUNT(*) in vectorized aggregates - Hive - [mail # dev]
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...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/11426/ (Updated May 25, 2013, 11:34 a.m.) Review request for hive. Summary (updat...
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Author: Remus Rusanu,
2013-05-25, 11:34
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Review Request: Support COUNT(*) in vectorized aggregates - Hive - [mail # dev]
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...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/11426/ Review request for hive. Description Vectorized COUNT(*) for all types. &nb...
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Author: Remus Rusanu,
2013-05-25, 11:32
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Review Request: HIVE-4451 support COUNT/MIN/MAX aggregates on string types - Hive - [mail # dev]
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...This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/11425/ Review request for hive. Description Vectorized COUNT is made type agnostic...
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Author: Remus Rusanu,
2013-05-25, 11:28
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Re: Hive Server2 thrift java client - Hive - [mail # user]
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...Hi Ghousia, You might want to look at the JDBC2 driver code as an example of handling the HiveServer2 thrift API in Java. The HiveServer2 thrift interface doesn't expose ...
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Author: Prasad Mujumdar,
2013-05-25, 02:12
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[HIVE-4611] SMB joins fail based on bigtable selection policy. - Hive - [issue]
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...The default setting for hive.auto.convert.sortmerge.join.bigtable.selection.policy will choose the big table as the one with largest average partition size. However, this can result in a que...
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http://issues.apache.org/jira/browse/HIVE-4611
Author: Vikram Dixit K,
2013-05-25, 00:48
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[HIVE-4603] VectorSelectOperator projections change the index of columns for subsequent operators. - Hive - [issue]
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...VectorSelectOperator projections change the index of columns for subsequent operators....
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http://issues.apache.org/jira/browse/HIVE-4603
Author: Jitendra Nath Pandey,
2013-05-25, 00:38
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[HIVE-2206] add a new optimizer for query correlation discovery and optimization - Hive - [issue]
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...This issue proposes a new logical optimizer called Correlation Optimizer, which is used to merge correlated MapReduce jobs (MR jobs) into a single MR job. The idea is based on YSmart (http:/...
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http://issues.apache.org/jira/browse/HIVE-2206
Author: He Yongqiang,
2013-05-25, 00:31
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