fix(source): make _rw_key not hidden column

[st1page]

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What's changed and what's your intention?

fix #13503

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[hzxa21]

LGTM as long as CI passes.

[chenzl25]

LGTM

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (da92087) 68.39% compared to head (ab21e30) 68.38%.
Report is 4 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #13521      +/-   ##
==========================================
- Coverage   68.39%   68.38%   -0.02%     
==========================================
  Files        1508     1508              
  Lines      259670   259670              
==========================================
- Hits       177604   177576      -28     
- Misses      82066    82094      +28     

Flag	Coverage Δ
rust	68.38% <100.00%> (-0.02%)	⬇️

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[st1page]

change some e2e test to specify the columns without _rw_key. It is just workaround and the key column will be added after we introduce the grammar to declare if user need the key.