Alex Behm has posted comments on this change.

Change subject: IMPALA-5562: Only recomputeMemLayout() if tuple has a layout.
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Patch Set 1:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/7264/1/fe/src/main/java/org/apache/impala/planner/SingleNodePlanner.java
File fe/src/main/java/org/apache/impala/planner/SingleNodePlanner.java:

Line 245:         collSlotRef.getDesc().getParent().recomputeMemLayout();
> Have you considered returning early instead of the Precondition in recomput
Not sure I follow the suggestion. I think the Preconditions check in 
recomputeMemLayout() id definitely correct. We should not unnecessarily compute 
a mem layout.

Where do you suggest I return early? Returning from here is not correct, 
because you need to finish the loop.


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Gerrit-MessageType: comment
Gerrit-Change-Id: I08548c6bfa7dbf4655e55636605bebb89d2a2239
Gerrit-PatchSet: 1
Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-Owner: Alex Behm <alex.b...@cloudera.com>
Gerrit-Reviewer: Alex Behm <alex.b...@cloudera.com>
Gerrit-Reviewer: Dan Hecht <dhe...@cloudera.com>
Gerrit-Reviewer: Lars Volker <l...@cloudera.com>
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