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Ship it!




Ship It!

- Madhan Neethiraj


On March 8, 2017, 12:55 a.m., Sarath Subramanian wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/57400/
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> (Updated March 8, 2017, 12:55 a.m.)
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> 
> Review request for atlas, Apoorv Naik, Ashutosh Mestry, Madhan Neethiraj, 
> Suma Shivaprasad, and Vimal Sharma.
> 
> 
> Bugs: ATLAS-1656
>     https://issues.apache.org/jira/browse/ATLAS-1656
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> 
> Repository: atlas
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> Description
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> 
> Before lineage query is fired, query is issued to check if entity exists 
> using guid and superType name. superTypes is not an indexed property and 
> query takes sometime to validate if entity exists for large data sets.
> Improve above flow by searching graph using guid and then filter based on 
> supertype in-memory.
> 
> 
> Diffs
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> 
>   
> repository/src/main/java/org/apache/atlas/discovery/EntityLineageService.java 
> 3035d16 
>   repository/src/main/java/org/apache/atlas/repository/graph/GraphHelper.java 
> d7bffff 
> 
> 
> Diff: https://reviews.apache.org/r/57400/diff/1/
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> 
> Testing
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> 
> Validated lineage query in Atlas Server with million entities - performance 
> improved from 22sec to 1.2 sec.
> 
> 
> Thanks,
> 
> Sarath Subramanian
> 
>

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