feat: add new fields regarding NULL values #1288

Job	Run time
Collect changes / collect-changes	10s
Python tests / unit-tests (py312)	56s
Python tests / unit-tests (py311)	55s
Python tests / unit-tests (py314)	55s
Python tests / unit-tests (py310)	56s
Python tests / types-check	39s
Python tests / unit-tests (py313)	56s
Python tests / lint-and-format-check	19s
status-check	4s
	5m 50s

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