Load column check expressions

[Tigrov]

Q	A
Is bugfix?	❌
New feature?	❌
Breaks BC?	❌
Fixed issues

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.64%. Comparing base (98a011b) to head (9d58079).

Additional details and impacted files

@@            Coverage Diff            @@
##             master     #464   +/-   ##
=========================================
  Coverage     96.64%   96.64%           
- Complexity      408      409    +1     
=========================================
  Files            66       66           
  Lines          1191     1192    +1     
=========================================
+ Hits           1151     1152    +1     
  Misses           40       40           

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