feat: add ID and field knex database loaders

[wschurman]

Why

Please describe the motivation for this PR, and link to relevant GitHub issues, forums posts, or feature requests.

How

How did you build this feature or fix this bug?

Test Plan

Please describe how you tested this change and how a reviewer could reproduce your test, especially if this PR does not include automated tests!

[wschurman]

• feat: add ID and field knex database loaders #706 👈 (View in Graphite)
• main

This stack of pull requests is managed by Graphite. Learn more about stacking.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (cbf51c0) to head (9d9d299).

Additional details and impacted files

@@            Coverage Diff             @@
##              main      #706    +/-   ##
==========================================
  Coverage   100.00%   100.00%            
==========================================
  Files          109       109            
  Lines        18169     18485   +316     
  Branches       949      1596   +647     
==========================================
+ Hits         18169     18485   +316     

Flag	Coverage Δ
integration	30.06% <99.68%> (+1.21%)	⬆️
unittest	94.80% <100.00%> (+0.09%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Harness.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.