Tim Armstrong has posted comments on this change.

Change subject: IMPALA-2987: Distinguish between already-closed and never-seen 
data stream receivers
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Patch Set 5: Code-Review+1

(1 comment)

http://gerrit.cloudera.org:8080/#/c/2305/5//COMMIT_MSG
Commit Message:

Line 34:   already_unregistered=false, and cancel).
> Given the discussion in the change review, do we still believe this to be t
I think the condition would be either a) the entire input is consumed or b) the 
query is complete and everything is being closed.

It might make sense later to support an orderly Close() before the end of the 
query to allow freeing resources, but we don't do that now.


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Gerrit-MessageType: comment
Gerrit-Change-Id: Ib1734992c7199b9dd4b03afca5372022051b6fbd
Gerrit-PatchSet: 5
Gerrit-Project: Impala
Gerrit-Branch: cdh5-2.5.0_5.7.0
Gerrit-Owner: Henry Robinson <[email protected]>
Gerrit-Reviewer: Dan Hecht <[email protected]>
Gerrit-Reviewer: Henry Robinson <[email protected]>
Gerrit-Reviewer: Sailesh Mukil <[email protected]>
Gerrit-Reviewer: Skye Wanderman-Milne <[email protected]>
Gerrit-Reviewer: Tim Armstrong <[email protected]>
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