Tim Armstrong has posted comments on this change.

Change subject: IMPALA-4539: fix bug when scratch batch references I/O buffers
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Patch Set 2:

(3 comments)

http://gerrit.cloudera.org:8080/#/c/5406/2/be/src/exec/hdfs-parquet-scanner.cc
File be/src/exec/hdfs-parquet-scanner.cc:

Line 243:     // The scratch batch may still contain rows, (or tuple ptrs if 
the legacy joins or
> ... may still contain tuple data, (or ...
Done


Line 245:     // cancelled at the wrong point.
> remove "at the wrong point"
Done


Line 600:   if (scratch_batch_->AtEnd()
> Seems simpler to do this in TransferScratchTuples() when scratch_batch_->At
We discussed offline and agreed that this fix was easier to reason about for 
now (since we'd have to duplicate the logic at two places in 
TransferScratchTuples()).


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Gerrit-MessageType: comment
Gerrit-Change-Id: Ic27e7251e0f633cb694b506f6eb62beed6e66ad9
Gerrit-PatchSet: 2
Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-Owner: Tim Armstrong <[email protected]>
Gerrit-Reviewer: Alex Behm <[email protected]>
Gerrit-Reviewer: Michael Ho
Gerrit-Reviewer: Tim Armstrong <[email protected]>
Gerrit-HasComments: Yes

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