feat(batch): support columnar writer

[ngjaying]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 13.04348% with 20 lines in your changes missing coverage. Please review.

Please upload report for BASE (exp2@353c5e4). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
internal/topo/node/batch_writer_op.go	10.00%	17 Missing and 1 partial ⚠️
internal/converter/converter.go	33.33%	1 Missing and 1 partial ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             exp2    #3525   +/-   ##
=======================================
  Coverage        ?   70.82%           
=======================================
  Files           ?      409           
  Lines           ?    45871           
  Branches        ?        0           
=======================================
  Hits            ?    32488           
  Misses          ?    10807           
  Partials        ?     2576           

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