feat: sample - load parquet

[stephaniewang526]

Fixes b/147610063

[codecov]

Codecov Report

Merging #100 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #100   +/-   ##
=========================================
  Coverage     77.32%   77.32%           
  Complexity     1108     1108           
=========================================
  Files            73       73           
  Lines          5915     5915           
  Branches        645      645           
=========================================
  Hits           4574     4574           
  Misses         1014     1014           
  Partials        327      327

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[kurtisvg]

Did you mean to close this or do you still want me to review?

[stephaniewang526]

Hi Kurtis -- I must've closed it by accident... I was waiting on your review... doesn't look like I can re-open it now tho... and looks like I've lost all the file changes... Any idea how I can get it back?

…

On Wed, Jan 15, 2020 at 12:12 AM Kurtis Van Gent ***@***.***> wrote: Did you mean to close this or do you still want me to review? — You are receiving this because you modified the open/close state. Reply to this email directly, view it on GitHub <#100?email_source=notifications&email_token=ABX7TQDECMEX3W7EVBFH2I3Q52LKHA5CNFSM4KGJQXRKYY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGOEI7CTVY#issuecomment-574499287>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/ABX7TQE7O4HQIB6KJYTB7LTQ52LKHANCNFSM4KGJQXRA> .

-- *Stephanie Wang* stephwang@google.com Developer Programs Engineer BigQuery, Java

[stephaniewang526]

Fixed the issue - now the builds are running.