Implemented the count database in table model #28763

Job	Run time
unit-test (17, ubuntu-latest, others)	19m 2s
unit-test (17, windows-latest, datanode)	33m 51s
unit-test (17, ubuntu-latest, datanode)	22m 35s
unit-test (17, windows-latest, others)	24m 40s
	1h 40m 8s

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