CDS标准视图：维护包数据 I_MaintenancePackageData

@AbapCatalog.sqlViewName: 'IMAINTPCKGDATA'
@AbapCatalog.compiler.compareFilter: true
@AccessControl.authorizationCheck: #PRIVILEGED_ONLY
@EndUserText.label: 'Maintenance Package Data'

@VDM.viewType: #COMPOSITE
@ClientHandling.algorithm: #SESSION_VARIABLE
@ObjectModel.representativeKey: 'MaintenancePackage'
@Metadata.ignorePropagatedAnnotations: true
@Metadata.allowExtensions:true

@Analytics: {
  dataCategory: #DIMENSION,
  dataExtraction: {
    enabled: true
  }
}

@ObjectModel: {
  usageType: {
    dataClass: #CUSTOMIZING,
    serviceQuality: #A,
    sizeCategory: #S
  }
}

@ObjectModel.modelingPattern:   #EXTRACTION_DATA_SOURCE
@ObjectModel.supportedCapabilities:     [ #EXTRACTION_DATA_SOURCE ]


define view I_MaintenancePackageData
  as select from I_MaintenancePackage
{
      @ObjectModel.foreignKey.association: '_MaintenanceStrategy'
  key MaintenanceStrategy,

  key MaintenancePackage,

      @ObjectModel.foreignKey.association: '_MaintenancePackageUnit'
      MaintenanceTaskPerformanceUnit,

      MaintenancePackageCycle,

      MaintPackageTimeStartOffset,

      MaintenancePackageNature,

      MaintenanceLeadFloatInDays,

      FollowUpFloat,

      MaintPackagePeriodType,

      CallHorizonInDays,

      /* Associations - locally defined */
      _MaintenanceStrategy,
      _MaintenancePackageUnit
}