[backend/frontend] Usage of Datable in multiple places (#7906)

[Kedae]

Closes #8017 Closes #6324 Closes #3494 Closes #7906

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 66.14%. Comparing base (998aee6) to head (d65f5c2). Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #8035   +/-   ##
=======================================
  Coverage   66.14%   66.14%           
=======================================
  Files         597      597           
  Lines       59927    59927           
  Branches     6151     6154    +3     
=======================================
  Hits        39641    39641           
  Misses      20286    20286           

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