feat: Improve selected columns storage mechanism #7262

Job	Run time
prepare-test-environment	1m 10s
build-frontend	7m 47s
build-backend	22s
run-mysql-with-redis / run-tests	6m 54s
run-sqlite-without-redis / run-tests	6m 28s
run-postgresql-without-redis / run-tests	6m 34s
	29m 15s

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