CDS标准视图：优先级描述数据 I_GenericPriorityTextData

@AbapCatalog.sqlViewName: 'IGENPRIOTEXTDATA'
@AbapCatalog.compiler.compareFilter: true
@AccessControl.authorizationCheck: #NOT_REQUIRED
@EndUserText.label: 'Generic Priority - Text'

@VDM.viewType: #COMPOSITE
@ClientHandling.algorithm: #SESSION_VARIABLE
@ObjectModel.representativeKey: 'PriorityCode'
@Metadata.ignorePropagatedAnnotations: true
@AbapCatalog.preserveKey:true

@Analytics: {
  dataExtraction: {
    enabled: true
  }
}

@ObjectModel: {
  dataCategory: #TEXT,
  usageType: {
    dataClass: #CUSTOMIZING,
    serviceQuality: #A,
    sizeCategory: #S
  },
  supportedCapabilities: [#LANGUAGE_DEPENDENT_TEXT, #CDS_MODELING_ASSOCIATION_TARGET],
  modelingPattern: #LANGUAGE_DEPENDENT_TEXT
}

define view I_GenericPriorityTextData
  as select from I_GenericPriorityText
  association [0..1] to I_GenericPriorityData as _GenericPriorityData on  _GenericPriorityData.GenericPriorityType = $projection.GenericPriorityType
                                                                      and _GenericPriorityData.PriorityCode        = $projection.PriorityCode
{
      @ObjectModel.foreignKey.association: '_Language'
      @Semantics.language: true
  key Language,

      @ObjectModel.foreignKey.association: '_GenericPriorityType'
  key GenericPriorityType,

      @ObjectModel.foreignKey.association: '_GenericPriorityData'
  key PriorityCode,

      @Semantics.text: true
      GenericPriorityDesc,

      // Propagate association(s)
      _GenericPriorityData,
      _GenericPriorityType,
      _Language
}