Michael Smith has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/23228 )

Change subject: IMPALA-13548: Schedule scan ranges oldest to newest for tuple 
caching
......................................................................


Patch Set 3: Code-Review+1

(1 comment)

http://gerrit.cloudera.org:8080/#/c/23228/3/be/src/scheduling/scheduler.cc
File be/src/scheduling/scheduler.cc:

http://gerrit.cloudera.org:8080/#/c/23228/3/be/src/scheduling/scheduler.cc@221
PS3, Line 221:         // If we're going to schedule scan ranges oldest to 
newest, copy it to a separate
nit: we could clean up the conditional logic here to something like

  locations = &entry.second.concrete_ranges;
  if (!split_specs.empty() || node_schedule_oldest_to_newest) {
    locations = &expanded_locations;
    expanded_locations.insert(concrete_ranges);
    GenerateScanRanges(...) // no-op on empty list
  }



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Ia4108c7a00c6acf8bbfc036b2b76e7c02ae44d47
Gerrit-Change-Number: 23228
Gerrit-PatchSet: 3
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: Thu, 18 Sep 2025 18:10:37 +0000
Gerrit-HasComments: Yes

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