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https://issues.apache.org/jira/browse/FALCON-108?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13795451#comment-13795451
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Venkatesh Seetharam commented on FALCON-108:
--------------------------------------------

There are quite a few limitations today to be used in Falcon.

* Api does not return the table type, External or Managed, required for Eviction
* There is no partition filter API in webhcat, again required for evicting 
candidate partitions. The current API returns all partitions and server could 
run OOM
* Does not support proxy doAs, which is required for secure falcon since 
webhcat itself acts as a proxy for Hive
* webhcat does not use Hive/HCatalog API but uses bin scripts which needs Hive, 
Hadoop and HCatalog t o be installed and env exported. This is a major 
limitation for Falcon integration tests which brings up these services when 
int-tests run


> HCat integration is additionally done via http
> ----------------------------------------------
>
>                 Key: FALCON-108
>                 URL: https://issues.apache.org/jira/browse/FALCON-108
>             Project: Falcon
>          Issue Type: Sub-task
>            Reporter: Srikanth Sundarrajan
>
> HCat integration is currently done through thrift interface (FALCON-96). 
> Though the WebHCat implementation is coded up, it is yet to be tested or 
> integrated. It would be good to have that done. 



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