Add source of column information

[Tigrov]

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

Related PRs

• Add source of column information db-sqlite#408
• Add source of column information db-mysql#453
• Add source of column information db-pgsql#471
• Add source of column information db-mssql#420
• Add source of column information db-oracle#387

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 98.62%. Comparing base (2df41d3) to head (f04d1dd).

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #1124   +/-   ##
=========================================
  Coverage     98.62%   98.62%           
  Complexity     1654     1654           
=========================================
  Files           120      120           
  Lines          4305     4306    +1     
=========================================
+ Hits           4246     4247    +1     
  Misses           59       59           

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