ElementwiseEquals on DateTime column

[feiyun0112]

Invoking ElementwiseEquals on a PrimitiveDataFrameColumn obtained by accessing DataFrame["ColumnName"] throws NullReferenceException

6829

[codecov[bot]]

Codecov Report

Merging #6831 (9dd1d74) into main (d692751) will increase coverage by 0.01%. Report is 1 commits behind head on main. The diff coverage is 55.55%.

@@            Coverage Diff             @@
##             main    #6831      +/-   ##
==========================================
+ Coverage   68.99%   69.00%   +0.01%     
==========================================
  Files        1237     1237              
  Lines      253558   253563       +5     
  Branches    26542    26542              
==========================================
+ Hits       174944   174979      +35     
+ Misses      71663    71634      -29     
+ Partials     6951     6950       -1     

Flag	Coverage Δ
Debug	69.00% <55.55%> (+0.01%)	:arrow_up:
production	63.57% <50.00%> (+0.01%)	:arrow_up:
test	88.86% <100.00%> (+<0.01%)	:arrow_up:

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage
...lysis/PrimitiveDataFrameColumn.BinaryOperations.cs	50.00%
...st/Microsoft.Data.Analysis.Tests/DataFrameTests.cs	100.00%

[Dhaaboo]

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