fix: schema and totalRows for duplicate request ids

[pmakani]

Fixes #802

[codecov]

Codecov Report

Merging #804 into master will decrease coverage by 0.04%.
The diff coverage is 45.45%.

@@             Coverage Diff              @@
##             master     #804      +/-   ##
============================================
- Coverage     80.42%   80.37%   -0.05%     
- Complexity     1266     1268       +2     
============================================
  Files            79       79              
  Lines          6534     6548      +14     
  Branches        747      749       +2     
============================================
+ Hits           5255     5263       +8     
- Misses          888      892       +4     
- Partials        391      393       +2     

Impacted Files	Coverage Δ	Complexity Δ
...n/java/com/google/cloud/bigquery/BigQueryImpl.java	82.37% <45.45%> (-0.67%)	85.00 <0.00> (ø)
...google/cloud/bigquery/HivePartitioningOptions.java	85.41% <0.00%> (+1.63%)	13.00% <0.00%> (+2.00%)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update f2fa96a...3982ea5. Read the comment docs.