Michael Smith has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/21541 )

Change subject: IMPALA-12906: Incorporate scan range information into the tuple 
cache key
......................................................................


Patch Set 7:

(4 comments)

http://gerrit.cloudera.org:8080/#/c/21541/6/be/src/scheduling/scheduler.cc
File be/src/scheduling/scheduler.cc:

http://gerrit.cloudera.org:8080/#/c/21541/6/be/src/scheduling/scheduler.cc@601
PS6, Line 601:     const HdfsFileSplitPB& a_hdfs_split = 
a.scan_range().hdfs_file_split();
> Good point, changed to look like:
Ack


http://gerrit.cloudera.org:8080/#/c/21541/6/be/src/scheduling/scheduler.cc@637
PS6, Line 637: /// Helper class used in CreateScanInstances() to track the 
amount of work assigned
> Done
Ack


http://gerrit.cloudera.org:8080/#/c/21541/7/be/src/scheduling/scheduler.cc
File be/src/scheduling/scheduler.cc:

http://gerrit.cloudera.org:8080/#/c/21541/7/be/src/scheduling/scheduler.cc@593
PS7, Line 593:   if (a_weight != b_weight) {
nit: Could be a one-liner. As could the assignment above.


http://gerrit.cloudera.org:8080/#/c/21541/7/be/src/scheduling/scheduler.cc@603
PS7, Line 603:     if (a_hdfs_split.mtime() != b_hdfs_split.mtime()) {
If these get more expensive to compute, do we really want to repeat them for 
every expression?



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Ibe298fff0f644ce931a2aa934ebb98f69aab9d34
Gerrit-Change-Number: 21541
Gerrit-PatchSet: 7
Gerrit-Owner: Joe McDonnell <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Joe McDonnell <[email protected]>
Gerrit-Reviewer: Kurt Deschler <[email protected]>
Gerrit-Reviewer: Michael Smith <[email protected]>
Gerrit-Reviewer: Yida Wu <[email protected]>
Gerrit-Comment-Date: Tue, 20 Aug 2024 20:58:47 +0000
Gerrit-HasComments: Yes

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