Qifan Chen has posted comments on this change. (
http://gerrit.cloudera.org:8080/18050 )
Change subject: [WIP] IMPALA-10992 Planner changes for estimate peak memory - v2
......................................................................
Patch Set 3:
Resolve issue p1:
Section DISTRIBUTEDPLAN of query:
with v as (
select row_number() over (order by 'a') as rn from functional.alltypes
)
select count(distinct rn) from v
Actual does not match expected result:
PLAN-ROOT SINK
|
03:AGGREGATE [FINALIZE]
| output: count(rn)
| row-size=8B cardinality=1
|
02:AGGREGATE [FINALIZE] <=== FINALIZE should not appear (resolved)
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: If8a31a574b364f39b049a4bae33a8b98c5fc20bd
Gerrit-Change-Number: 18050
Gerrit-PatchSet: 3
Gerrit-Owner: Qifan Chen <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Kurt Deschler <[email protected]>
Gerrit-Reviewer: Qifan Chen <[email protected]>
Gerrit-Comment-Date: Tue, 30 Nov 2021 23:36:39 +0000
Gerrit-HasComments: No
