Refactor ShardingSphereDatabase, keep method name consistency with ShardingSphereMetaData #7231

Job	Run time
Import Global Environment / init-environment	5s
E2E - Agent with MySQL (proxy, tracing, jaeger)	9m 51s
E2E - Agent with MySQL (proxy, tracing, zipkin)	8m 31s
E2E - Agent with MySQL (proxy, metrics, prometheus)	11m 24s
E2E - Agent with MySQL (proxy, logging, file)	7m 57s
E2E - Agent with MySQL (jdbc, logging, file)	7m 25s
E2E - Agent with MySQL (jdbc, metrics, prometheus)	10m 47s
E2E - Agent with MySQL (jdbc, tracing, jaeger)	10m 22s
E2E - Agent with MySQL (jdbc, tracing, zipkin)	8m 11s
	1h 14m 33s

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