extend type Query{
    dataCenter(id: ID!): DataCenter!
    dataCenters(criteria: DataCenterCriteria, sortBy: [SortBy!]): [DataCenter!]
    paginateDataCenters(pagination : Pagination!, criteria: DataCenterCriteria, sortBy:[SortBy!] ) : DataCenterPageable!
    getByNumber(number: Int!): DataCenter
    physicalMachines(datacenterId: ID!, projectId: ID!): [PhysicalMachine!]!
}