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Posted to dev@lens.apache.org by Akshay Goyal <ak...@gmail.com> on 2015/09/22 13:41:49 UTC

Review Request 38624: Fix: Waiting query selector change from intersecting to union

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/38624/
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Review request for lens and Amareshwari Sriramadasu.


Bugs: LENS-777
    https://issues.apache.org/jira/browse/LENS-777


Repository: lens


Description
-------

Intersecting waiting query selector was causing blockage for queries of other users since it was doing intersection on candidate queries from waiting queries for a user and for a driver. Fixing this by doing a union on these candidate sets.


Diffs
-----

  lens-server/src/main/java/org/apache/lens/server/query/QueryExecutionServiceImpl.java 9e27dd4 
  lens-server/src/main/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelector.java fee4120 
  lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java PRE-CREATION 
  lens-server/src/test/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelectorTest.java 62e371d 
  lens-server/src/test/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelectorTest.java PRE-CREATION 

Diff: https://reviews.apache.org/r/38624/diff/


Testing
-------

[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO] 
[INFO] Lens Checkstyle Rules ............................. SUCCESS [2.262s]
[INFO] Lens .............................................. SUCCESS [2.945s]
[INFO] Lens API .......................................... SUCCESS [23.028s]
[INFO] Lens API for server and extensions ................ SUCCESS [22.477s]
[INFO] Lens Cube ......................................... SUCCESS [5:18.653s]
[INFO] Lens DB storage ................................... SUCCESS [21.610s]
[INFO] Lens Query Library ................................ SUCCESS [17.671s]
[INFO] Lens Hive Driver .................................. SUCCESS [2:55.020s]
[INFO] Lens Driver for JDBC .............................. SUCCESS [39.002s]
[INFO] Lens Elastic Search Driver ........................ SUCCESS [17.719s]
[INFO] Lens Server ....................................... SUCCESS [5:52.855s]
[INFO] Lens client ....................................... SUCCESS [37.962s]
[INFO] Lens CLI .......................................... SUCCESS [2:37.386s]
[INFO] Lens Examples ..................................... SUCCESS [8.855s]
[INFO] Lens Distribution ................................. SUCCESS [8.685s]
[INFO] Lens ML Lib ....................................... SUCCESS [1:20.464s]
[INFO] Lens ML Ext Distribution .......................... SUCCESS [1.863s]
[INFO] Lens Regression ................................... SUCCESS [11.057s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 21:40.637s
[INFO] Finished at: Tue Sep 22 10:22:43 UTC 2015
[INFO] Final Memory: 178M/1155M
[INFO] ------------------------------------------------------------------------


Thanks,

Akshay Goyal


Re: Review Request 38624: Fix: Waiting query selector change from intersecting to union

Posted by Akshay Goyal <ak...@gmail.com>.

> On Sept. 22, 2015, 1:01 p.m., Rajat Khandelwal wrote:
> > lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java, line 19
> > <https://reviews.apache.org/r/38624/diff/1/?file=1081228#file1081228line19>
> >
> >     Don't need to remove the classes.

Don't see any use of it as such in near future. Intersecting waiting query selector was written solely for this purpose.


- Akshay


-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/38624/#review99977
-----------------------------------------------------------


On Sept. 22, 2015, 11:41 a.m., Akshay Goyal wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/38624/
> -----------------------------------------------------------
> 
> (Updated Sept. 22, 2015, 11:41 a.m.)
> 
> 
> Review request for lens and Amareshwari Sriramadasu.
> 
> 
> Bugs: LENS-777
>     https://issues.apache.org/jira/browse/LENS-777
> 
> 
> Repository: lens
> 
> 
> Description
> -------
> 
> Intersecting waiting query selector was causing blockage for queries of other users since it was doing intersection on candidate queries from waiting queries for a user and for a driver. Fixing this by doing a union on these candidate sets.
> 
> 
> Diffs
> -----
> 
>   lens-server/src/main/java/org/apache/lens/server/query/QueryExecutionServiceImpl.java 9e27dd4 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelector.java fee4120 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java PRE-CREATION 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelectorTest.java 62e371d 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelectorTest.java PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/38624/diff/
> 
> 
> Testing
> -------
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] Reactor Summary:
> [INFO] 
> [INFO] Lens Checkstyle Rules ............................. SUCCESS [2.262s]
> [INFO] Lens .............................................. SUCCESS [2.945s]
> [INFO] Lens API .......................................... SUCCESS [23.028s]
> [INFO] Lens API for server and extensions ................ SUCCESS [22.477s]
> [INFO] Lens Cube ......................................... SUCCESS [5:18.653s]
> [INFO] Lens DB storage ................................... SUCCESS [21.610s]
> [INFO] Lens Query Library ................................ SUCCESS [17.671s]
> [INFO] Lens Hive Driver .................................. SUCCESS [2:55.020s]
> [INFO] Lens Driver for JDBC .............................. SUCCESS [39.002s]
> [INFO] Lens Elastic Search Driver ........................ SUCCESS [17.719s]
> [INFO] Lens Server ....................................... SUCCESS [5:52.855s]
> [INFO] Lens client ....................................... SUCCESS [37.962s]
> [INFO] Lens CLI .......................................... SUCCESS [2:37.386s]
> [INFO] Lens Examples ..................................... SUCCESS [8.855s]
> [INFO] Lens Distribution ................................. SUCCESS [8.685s]
> [INFO] Lens ML Lib ....................................... SUCCESS [1:20.464s]
> [INFO] Lens ML Ext Distribution .......................... SUCCESS [1.863s]
> [INFO] Lens Regression ................................... SUCCESS [11.057s]
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 21:40.637s
> [INFO] Finished at: Tue Sep 22 10:22:43 UTC 2015
> [INFO] Final Memory: 178M/1155M
> [INFO] ------------------------------------------------------------------------
> 
> 
> Thanks,
> 
> Akshay Goyal
> 
>


Re: Review Request 38624: Fix: Waiting query selector change from intersecting to union

Posted by Rajat Khandelwal <ra...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/38624/#review99977
-----------------------------------------------------------



lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java (line 19)
<https://reviews.apache.org/r/38624/#comment157035>

    Don't need to remove the classes.


- Rajat Khandelwal


On Sept. 22, 2015, 5:11 p.m., Akshay Goyal wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/38624/
> -----------------------------------------------------------
> 
> (Updated Sept. 22, 2015, 5:11 p.m.)
> 
> 
> Review request for lens and Amareshwari Sriramadasu.
> 
> 
> Bugs: LENS-777
>     https://issues.apache.org/jira/browse/LENS-777
> 
> 
> Repository: lens
> 
> 
> Description
> -------
> 
> Intersecting waiting query selector was causing blockage for queries of other users since it was doing intersection on candidate queries from waiting queries for a user and for a driver. Fixing this by doing a union on these candidate sets.
> 
> 
> Diffs
> -----
> 
>   lens-server/src/main/java/org/apache/lens/server/query/QueryExecutionServiceImpl.java 9e27dd4 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelector.java fee4120 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java PRE-CREATION 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelectorTest.java 62e371d 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelectorTest.java PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/38624/diff/
> 
> 
> Testing
> -------
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] Reactor Summary:
> [INFO] 
> [INFO] Lens Checkstyle Rules ............................. SUCCESS [2.262s]
> [INFO] Lens .............................................. SUCCESS [2.945s]
> [INFO] Lens API .......................................... SUCCESS [23.028s]
> [INFO] Lens API for server and extensions ................ SUCCESS [22.477s]
> [INFO] Lens Cube ......................................... SUCCESS [5:18.653s]
> [INFO] Lens DB storage ................................... SUCCESS [21.610s]
> [INFO] Lens Query Library ................................ SUCCESS [17.671s]
> [INFO] Lens Hive Driver .................................. SUCCESS [2:55.020s]
> [INFO] Lens Driver for JDBC .............................. SUCCESS [39.002s]
> [INFO] Lens Elastic Search Driver ........................ SUCCESS [17.719s]
> [INFO] Lens Server ....................................... SUCCESS [5:52.855s]
> [INFO] Lens client ....................................... SUCCESS [37.962s]
> [INFO] Lens CLI .......................................... SUCCESS [2:37.386s]
> [INFO] Lens Examples ..................................... SUCCESS [8.855s]
> [INFO] Lens Distribution ................................. SUCCESS [8.685s]
> [INFO] Lens ML Lib ....................................... SUCCESS [1:20.464s]
> [INFO] Lens ML Ext Distribution .......................... SUCCESS [1.863s]
> [INFO] Lens Regression ................................... SUCCESS [11.057s]
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 21:40.637s
> [INFO] Finished at: Tue Sep 22 10:22:43 UTC 2015
> [INFO] Final Memory: 178M/1155M
> [INFO] ------------------------------------------------------------------------
> 
> 
> Thanks,
> 
> Akshay Goyal
> 
>


Re: Review Request 38624: Fix: Waiting query selector change from intersecting to union

Posted by Himanshu Gahlaut <ga...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/38624/#review100173
-----------------------------------------------------------

Ship it!


Ship It!

- Himanshu Gahlaut


On Sept. 23, 2015, 8:46 a.m., Akshay Goyal wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/38624/
> -----------------------------------------------------------
> 
> (Updated Sept. 23, 2015, 8:46 a.m.)
> 
> 
> Review request for lens and Amareshwari Sriramadasu.
> 
> 
> Bugs: LENS-777
>     https://issues.apache.org/jira/browse/LENS-777
> 
> 
> Repository: lens
> 
> 
> Description
> -------
> 
> Intersecting waiting query selector was causing blockage for queries of other users since it was doing intersection on candidate queries from waiting queries for a user and for a driver. Fixing this by doing a union on these candidate sets.
> 
> 
> Diffs
> -----
> 
>   lens-server/src/main/java/org/apache/lens/server/query/QueryExecutionServiceImpl.java 9e27dd4 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelector.java fee4120 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java PRE-CREATION 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelectorTest.java 62e371d 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelectorTest.java PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/38624/diff/
> 
> 
> Testing
> -------
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] Reactor Summary:
> [INFO] 
> [INFO] Lens Checkstyle Rules ............................. SUCCESS [2.262s]
> [INFO] Lens .............................................. SUCCESS [2.945s]
> [INFO] Lens API .......................................... SUCCESS [23.028s]
> [INFO] Lens API for server and extensions ................ SUCCESS [22.477s]
> [INFO] Lens Cube ......................................... SUCCESS [5:18.653s]
> [INFO] Lens DB storage ................................... SUCCESS [21.610s]
> [INFO] Lens Query Library ................................ SUCCESS [17.671s]
> [INFO] Lens Hive Driver .................................. SUCCESS [2:55.020s]
> [INFO] Lens Driver for JDBC .............................. SUCCESS [39.002s]
> [INFO] Lens Elastic Search Driver ........................ SUCCESS [17.719s]
> [INFO] Lens Server ....................................... SUCCESS [5:52.855s]
> [INFO] Lens client ....................................... SUCCESS [37.962s]
> [INFO] Lens CLI .......................................... SUCCESS [2:37.386s]
> [INFO] Lens Examples ..................................... SUCCESS [8.855s]
> [INFO] Lens Distribution ................................. SUCCESS [8.685s]
> [INFO] Lens ML Lib ....................................... SUCCESS [1:20.464s]
> [INFO] Lens ML Ext Distribution .......................... SUCCESS [1.863s]
> [INFO] Lens Regression ................................... SUCCESS [11.057s]
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 21:40.637s
> [INFO] Finished at: Tue Sep 22 10:22:43 UTC 2015
> [INFO] Final Memory: 178M/1155M
> [INFO] ------------------------------------------------------------------------
> 
> 
> Thanks,
> 
> Akshay Goyal
> 
>


Re: Review Request 38624: Fix: Waiting query selector change from intersecting to union

Posted by Akshay Goyal <ak...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/38624/
-----------------------------------------------------------

(Updated Sept. 23, 2015, 8:46 a.m.)


Review request for lens and Amareshwari Sriramadasu.


Changes
-------

review comment addressed.


Bugs: LENS-777
    https://issues.apache.org/jira/browse/LENS-777


Repository: lens


Description
-------

Intersecting waiting query selector was causing blockage for queries of other users since it was doing intersection on candidate queries from waiting queries for a user and for a driver. Fixing this by doing a union on these candidate sets.


Diffs (updated)
-----

  lens-server/src/main/java/org/apache/lens/server/query/QueryExecutionServiceImpl.java 9e27dd4 
  lens-server/src/main/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelector.java fee4120 
  lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java PRE-CREATION 
  lens-server/src/test/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelectorTest.java 62e371d 
  lens-server/src/test/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelectorTest.java PRE-CREATION 

Diff: https://reviews.apache.org/r/38624/diff/


Testing
-------

[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO] 
[INFO] Lens Checkstyle Rules ............................. SUCCESS [2.262s]
[INFO] Lens .............................................. SUCCESS [2.945s]
[INFO] Lens API .......................................... SUCCESS [23.028s]
[INFO] Lens API for server and extensions ................ SUCCESS [22.477s]
[INFO] Lens Cube ......................................... SUCCESS [5:18.653s]
[INFO] Lens DB storage ................................... SUCCESS [21.610s]
[INFO] Lens Query Library ................................ SUCCESS [17.671s]
[INFO] Lens Hive Driver .................................. SUCCESS [2:55.020s]
[INFO] Lens Driver for JDBC .............................. SUCCESS [39.002s]
[INFO] Lens Elastic Search Driver ........................ SUCCESS [17.719s]
[INFO] Lens Server ....................................... SUCCESS [5:52.855s]
[INFO] Lens client ....................................... SUCCESS [37.962s]
[INFO] Lens CLI .......................................... SUCCESS [2:37.386s]
[INFO] Lens Examples ..................................... SUCCESS [8.855s]
[INFO] Lens Distribution ................................. SUCCESS [8.685s]
[INFO] Lens ML Lib ....................................... SUCCESS [1:20.464s]
[INFO] Lens ML Ext Distribution .......................... SUCCESS [1.863s]
[INFO] Lens Regression ................................... SUCCESS [11.057s]
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 21:40.637s
[INFO] Finished at: Tue Sep 22 10:22:43 UTC 2015
[INFO] Final Memory: 178M/1155M
[INFO] ------------------------------------------------------------------------


Thanks,

Akshay Goyal


Re: Review Request 38624: Fix: Waiting query selector change from intersecting to union

Posted by Akshay Goyal <ak...@gmail.com>.

> On Sept. 22, 2015, 6:51 p.m., Himanshu Gahlaut wrote:
> > lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java, line 67
> > <https://reviews.apache.org/r/38624/diff/1/?file=1081228#file1081228line67>
> >
> >     It is not required to code findUnion method and add unit tests for the same. 
> >     
> >     finding union from a list of sets can be done using already tested code from guava in one line as follows:
> >     
> >     return Sets.newHashSet(Iterables.concat(candiateQueriesSets);

Makes sense. Fixed.


- Akshay


-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/38624/#review100040
-----------------------------------------------------------


On Sept. 23, 2015, 8:46 a.m., Akshay Goyal wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/38624/
> -----------------------------------------------------------
> 
> (Updated Sept. 23, 2015, 8:46 a.m.)
> 
> 
> Review request for lens and Amareshwari Sriramadasu.
> 
> 
> Bugs: LENS-777
>     https://issues.apache.org/jira/browse/LENS-777
> 
> 
> Repository: lens
> 
> 
> Description
> -------
> 
> Intersecting waiting query selector was causing blockage for queries of other users since it was doing intersection on candidate queries from waiting queries for a user and for a driver. Fixing this by doing a union on these candidate sets.
> 
> 
> Diffs
> -----
> 
>   lens-server/src/main/java/org/apache/lens/server/query/QueryExecutionServiceImpl.java 9e27dd4 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelector.java fee4120 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java PRE-CREATION 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelectorTest.java 62e371d 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelectorTest.java PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/38624/diff/
> 
> 
> Testing
> -------
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] Reactor Summary:
> [INFO] 
> [INFO] Lens Checkstyle Rules ............................. SUCCESS [2.262s]
> [INFO] Lens .............................................. SUCCESS [2.945s]
> [INFO] Lens API .......................................... SUCCESS [23.028s]
> [INFO] Lens API for server and extensions ................ SUCCESS [22.477s]
> [INFO] Lens Cube ......................................... SUCCESS [5:18.653s]
> [INFO] Lens DB storage ................................... SUCCESS [21.610s]
> [INFO] Lens Query Library ................................ SUCCESS [17.671s]
> [INFO] Lens Hive Driver .................................. SUCCESS [2:55.020s]
> [INFO] Lens Driver for JDBC .............................. SUCCESS [39.002s]
> [INFO] Lens Elastic Search Driver ........................ SUCCESS [17.719s]
> [INFO] Lens Server ....................................... SUCCESS [5:52.855s]
> [INFO] Lens client ....................................... SUCCESS [37.962s]
> [INFO] Lens CLI .......................................... SUCCESS [2:37.386s]
> [INFO] Lens Examples ..................................... SUCCESS [8.855s]
> [INFO] Lens Distribution ................................. SUCCESS [8.685s]
> [INFO] Lens ML Lib ....................................... SUCCESS [1:20.464s]
> [INFO] Lens ML Ext Distribution .......................... SUCCESS [1.863s]
> [INFO] Lens Regression ................................... SUCCESS [11.057s]
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 21:40.637s
> [INFO] Finished at: Tue Sep 22 10:22:43 UTC 2015
> [INFO] Final Memory: 178M/1155M
> [INFO] ------------------------------------------------------------------------
> 
> 
> Thanks,
> 
> Akshay Goyal
> 
>


Re: Review Request 38624: Fix: Waiting query selector change from intersecting to union

Posted by Himanshu Gahlaut <ga...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/38624/#review100040
-----------------------------------------------------------



lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java (line 67)
<https://reviews.apache.org/r/38624/#comment157128>

    It is not required to code findUnion method and add unit tests for the same. 
    
    finding union from a list of sets can be done using already tested code from guava in one line as follows:
    
    return Sets.newHashSet(Iterables.concat(candiateQueriesSets);


- Himanshu Gahlaut


On Sept. 22, 2015, 11:41 a.m., Akshay Goyal wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/38624/
> -----------------------------------------------------------
> 
> (Updated Sept. 22, 2015, 11:41 a.m.)
> 
> 
> Review request for lens and Amareshwari Sriramadasu.
> 
> 
> Bugs: LENS-777
>     https://issues.apache.org/jira/browse/LENS-777
> 
> 
> Repository: lens
> 
> 
> Description
> -------
> 
> Intersecting waiting query selector was causing blockage for queries of other users since it was doing intersection on candidate queries from waiting queries for a user and for a driver. Fixing this by doing a union on these candidate sets.
> 
> 
> Diffs
> -----
> 
>   lens-server/src/main/java/org/apache/lens/server/query/QueryExecutionServiceImpl.java 9e27dd4 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelector.java fee4120 
>   lens-server/src/main/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelector.java PRE-CREATION 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/IntersectingWaitingQueriesSelectorTest.java 62e371d 
>   lens-server/src/test/java/org/apache/lens/server/query/collect/UnioningWaitingQueriesSelectorTest.java PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/38624/diff/
> 
> 
> Testing
> -------
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] Reactor Summary:
> [INFO] 
> [INFO] Lens Checkstyle Rules ............................. SUCCESS [2.262s]
> [INFO] Lens .............................................. SUCCESS [2.945s]
> [INFO] Lens API .......................................... SUCCESS [23.028s]
> [INFO] Lens API for server and extensions ................ SUCCESS [22.477s]
> [INFO] Lens Cube ......................................... SUCCESS [5:18.653s]
> [INFO] Lens DB storage ................................... SUCCESS [21.610s]
> [INFO] Lens Query Library ................................ SUCCESS [17.671s]
> [INFO] Lens Hive Driver .................................. SUCCESS [2:55.020s]
> [INFO] Lens Driver for JDBC .............................. SUCCESS [39.002s]
> [INFO] Lens Elastic Search Driver ........................ SUCCESS [17.719s]
> [INFO] Lens Server ....................................... SUCCESS [5:52.855s]
> [INFO] Lens client ....................................... SUCCESS [37.962s]
> [INFO] Lens CLI .......................................... SUCCESS [2:37.386s]
> [INFO] Lens Examples ..................................... SUCCESS [8.855s]
> [INFO] Lens Distribution ................................. SUCCESS [8.685s]
> [INFO] Lens ML Lib ....................................... SUCCESS [1:20.464s]
> [INFO] Lens ML Ext Distribution .......................... SUCCESS [1.863s]
> [INFO] Lens Regression ................................... SUCCESS [11.057s]
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 21:40.637s
> [INFO] Finished at: Tue Sep 22 10:22:43 UTC 2015
> [INFO] Final Memory: 178M/1155M
> [INFO] ------------------------------------------------------------------------
> 
> 
> Thanks,
> 
> Akshay Goyal
> 
>