Michal Ostrowski has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/11556 )

Change subject: IMPALA-6323 Allow constant analytic window expressions.
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Patch Set 5:

(1 comment)

> Patch Set 5:
>
> (1 comment)

The

http://gerrit.cloudera.org:8080/#/c/11556/5/be/src/exec/analytic-eval-node.cc
File be/src/exec/analytic-eval-node.cc:

http://gerrit.cloudera.org:8080/#/c/11556/5/be/src/exec/analytic-eval-node.cc@397
PS5, Line 397:             && !(order_by_eq_expr_eval_ == nullptr ||
> I'd think of it as normalising the ways we can represent equivalent operati
The tricky part here may be that "window_end" isn't actually a local value -- 
it's "window.__isset.window_end".  I don't want to artificially set that to 
false, as I can't/don't want to modify "window".  So you end up needing to have 
another local member that sort of shadows "window.__isset.window_end".



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Idf129026c45120e9470df601268863634037908c
Gerrit-Change-Number: 11556
Gerrit-PatchSet: 5
Gerrit-Owner: Michal Ostrowski <mostr...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Michael Ho <k...@cloudera.com>
Gerrit-Reviewer: Michal Ostrowski <mostr...@cloudera.com>
Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com>
Gerrit-Reviewer: Vuk Ercegovac <vercego...@cloudera.com>
Gerrit-Comment-Date: Wed, 24 Oct 2018 15:54:39 +0000
Gerrit-HasComments: Yes

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