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Posted to dev@hive.apache.org by Jimmy Xiang <jx...@cloudera.com> on 2014/11/04 19:58:53 UTC

Review Request 27580: HIVE-8623 Implement HashTableLoader for Spark map-join [Spark Branch]

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https://reviews.apache.org/r/27580/
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Review request for hive and Xuefu Zhang.


Bugs: HIVE-8623
    https://issues.apache.org/jira/browse/HIVE-8623


Repository: hive-git


Description
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Loading HashTable for Spark map-join. It's assumed that all tables share the same base dir. Each table has its own sub-folder. There could be several HashTable files for each table.


Diffs
-----

  ql/src/java/org/apache/hadoop/hive/ql/HashTableLoaderFactory.java 10ad933 
  ql/src/java/org/apache/hadoop/hive/ql/exec/persistence/MapJoinTableContainerSerDe.java da36848 
  ql/src/java/org/apache/hadoop/hive/ql/exec/spark/HashTableLoader.java PRE-CREATION 

Diff: https://reviews.apache.org/r/27580/diff/


Testing
-------


Thanks,

Jimmy Xiang


Re: Review Request 27580: HIVE-8623 Implement HashTableLoader for Spark map-join [Spark Branch]

Posted by Jimmy Xiang <jx...@cloudera.com>.

> On Nov. 4, 2014, 8:38 p.m., Xuefu Zhang wrote:
> > ql/src/java/org/apache/hadoop/hive/ql/exec/persistence/MapJoinTableContainerSerDe.java, line 123
> > <https://reviews.apache.org/r/27580/diff/1/?file=748415#file748415line123>
> >
> >     Nit: There is potential fd leak in case fs.open is successful while new ObjectInputStream() fails.

Good catch. Fixed in v3.


- Jimmy


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https://reviews.apache.org/r/27580/#review59823
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On Nov. 4, 2014, 9:02 p.m., Jimmy Xiang wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/27580/
> -----------------------------------------------------------
> 
> (Updated Nov. 4, 2014, 9:02 p.m.)
> 
> 
> Review request for hive and Xuefu Zhang.
> 
> 
> Bugs: HIVE-8623
>     https://issues.apache.org/jira/browse/HIVE-8623
> 
> 
> Repository: hive-git
> 
> 
> Description
> -------
> 
> Loading HashTable for Spark map-join. It's assumed that all tables share the same base dir. Each table has its own sub-folder. There could be several HashTable files for each table.
> 
> 
> Diffs
> -----
> 
>   ql/src/java/org/apache/hadoop/hive/ql/HashTableLoaderFactory.java 10ad933 
>   ql/src/java/org/apache/hadoop/hive/ql/exec/persistence/MapJoinTableContainerSerDe.java da36848 
>   ql/src/java/org/apache/hadoop/hive/ql/exec/spark/HashTableLoader.java PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/27580/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Jimmy Xiang
> 
>


Re: Review Request 27580: HIVE-8623 Implement HashTableLoader for Spark map-join [Spark Branch]

Posted by Xuefu Zhang <xz...@cloudera.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/27580/#review59823
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ql/src/java/org/apache/hadoop/hive/ql/exec/persistence/MapJoinTableContainerSerDe.java
<https://reviews.apache.org/r/27580/#comment101118>

    Nit: There is potential fd leak in case fs.open is successful while new ObjectInputStream() fails.


- Xuefu Zhang


On Nov. 4, 2014, 6:58 p.m., Jimmy Xiang wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/27580/
> -----------------------------------------------------------
> 
> (Updated Nov. 4, 2014, 6:58 p.m.)
> 
> 
> Review request for hive and Xuefu Zhang.
> 
> 
> Bugs: HIVE-8623
>     https://issues.apache.org/jira/browse/HIVE-8623
> 
> 
> Repository: hive-git
> 
> 
> Description
> -------
> 
> Loading HashTable for Spark map-join. It's assumed that all tables share the same base dir. Each table has its own sub-folder. There could be several HashTable files for each table.
> 
> 
> Diffs
> -----
> 
>   ql/src/java/org/apache/hadoop/hive/ql/HashTableLoaderFactory.java 10ad933 
>   ql/src/java/org/apache/hadoop/hive/ql/exec/persistence/MapJoinTableContainerSerDe.java da36848 
>   ql/src/java/org/apache/hadoop/hive/ql/exec/spark/HashTableLoader.java PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/27580/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Jimmy Xiang
> 
>


Re: Review Request 27580: HIVE-8623 Implement HashTableLoader for Spark map-join [Spark Branch]

Posted by Xuefu Zhang <xz...@cloudera.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/27580/#review59871
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Ship it!


Ship It!

- Xuefu Zhang


On Nov. 4, 2014, 9:02 p.m., Jimmy Xiang wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/27580/
> -----------------------------------------------------------
> 
> (Updated Nov. 4, 2014, 9:02 p.m.)
> 
> 
> Review request for hive and Xuefu Zhang.
> 
> 
> Bugs: HIVE-8623
>     https://issues.apache.org/jira/browse/HIVE-8623
> 
> 
> Repository: hive-git
> 
> 
> Description
> -------
> 
> Loading HashTable for Spark map-join. It's assumed that all tables share the same base dir. Each table has its own sub-folder. There could be several HashTable files for each table.
> 
> 
> Diffs
> -----
> 
>   ql/src/java/org/apache/hadoop/hive/ql/HashTableLoaderFactory.java 10ad933 
>   ql/src/java/org/apache/hadoop/hive/ql/exec/persistence/MapJoinTableContainerSerDe.java da36848 
>   ql/src/java/org/apache/hadoop/hive/ql/exec/spark/HashTableLoader.java PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/27580/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Jimmy Xiang
> 
>


Re: Review Request 27580: HIVE-8623 Implement HashTableLoader for Spark map-join [Spark Branch]

Posted by Jimmy Xiang <jx...@cloudera.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/27580/
-----------------------------------------------------------

(Updated Nov. 4, 2014, 9:02 p.m.)


Review request for hive and Xuefu Zhang.


Changes
-------

Addressed the fd leak issue Xuefu pointed out.


Bugs: HIVE-8623
    https://issues.apache.org/jira/browse/HIVE-8623


Repository: hive-git


Description
-------

Loading HashTable for Spark map-join. It's assumed that all tables share the same base dir. Each table has its own sub-folder. There could be several HashTable files for each table.


Diffs (updated)
-----

  ql/src/java/org/apache/hadoop/hive/ql/HashTableLoaderFactory.java 10ad933 
  ql/src/java/org/apache/hadoop/hive/ql/exec/persistence/MapJoinTableContainerSerDe.java da36848 
  ql/src/java/org/apache/hadoop/hive/ql/exec/spark/HashTableLoader.java PRE-CREATION 

Diff: https://reviews.apache.org/r/27580/diff/


Testing
-------


Thanks,

Jimmy Xiang