RestorableDroppedSqlPool type   
可还原的已删除 Sql 池
type RestorableDroppedSqlPool = ProxyResource & {
  creationDate?: Date
  databaseName?: string
  deletionDate?: Date
  earliestRestoreDate?: Date
  edition?: string
  elasticPoolName?: string
  location?: string
  maxSizeBytes?: string
  serviceLevelObjective?: string
}