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Handle nested column types properly for empty parquet files. #8350

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merged 2 commits into from
May 27, 2021

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nvdbaranec
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Fixes: #8323

Also fixes a recently introduced bug in the test column equality checker. The code was previously relying on accesses to device memory being transparently handled by thrust::device_vector

@nvdbaranec nvdbaranec added bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change labels May 25, 2021
@nvdbaranec nvdbaranec requested a review from a team as a code owner May 25, 2021 15:04
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Looks fine. A bit of code repetition but this seems more urgent.

@vuule vuule added 5 - Ready to Merge Testing and reviews complete, ready to merge cuIO cuIO issue labels May 25, 2021
@nvdbaranec
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rerun tests

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@kkraus14
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rerun tests

@kkraus14
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rerun tests

@kkraus14
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@gpucibot merge

@nvdbaranec
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rerun tests

@ttnghia
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ttnghia commented May 26, 2021

Rerun tests.

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codecov bot commented May 27, 2021

Codecov Report

❗ No coverage uploaded for pull request base (branch-21.06@c398054). Click here to learn what that means.
The diff coverage is n/a.

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@@               Coverage Diff               @@
##             branch-21.06    #8350   +/-   ##
===============================================
  Coverage                ?   82.86%           
===============================================
  Files                   ?      106           
  Lines                   ?    17874           
  Branches                ?        0           
===============================================
  Hits                    ?    14811           
  Misses                  ?     3063           
  Partials                ?        0           

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@rapids-bot rapids-bot bot merged commit bcb1237 into rapidsai:branch-21.06 May 27, 2021
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5 - Ready to Merge Testing and reviews complete, ready to merge bug Something isn't working cuIO cuIO issue libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
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[BUG] reading a parquet file with no rows and nested types can throw an error
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