| CharacteristicCompositionDataQuerySchema | A representation of the model object 'Characteristic Composition Data Query Schema'. | 
| CharacteristicTypesAndValues | A representation of the model object 'Characteristic Types And Values'. | 
| DcsExtensionPart | A representation of the model object 'Dcs Extension Part'. | 
| DcsExtensionPartCharacteristics | A representation of the model object 'Dcs Extension Part Characteristics'. | 
| DcsExtensionPartFilter | A representation of the model object 'Dcs Extension Part Filter'. | 
| DcsExtensionPartSelectFields | A representation of the model object 'Dcs Extension Part Select Fields'. | 
| DcsParameterExpression | A representation of the model object 'Dcs Parameter Expression'. | 
| DcsQuerySchemaOperator | A representation of the model object 'Dcs Query Schema Operator'. | 
| DcsQuerySchemaSelectQuery | A representation of the model object 'Dcs Query Schema Select Query'. | 
| FilterCompositionDataQuerySchema | A representation of the model object 'Filter Composition Data Query Schema'. | 
| QlDcsFactory | The Factory for the model. | 
| QlDcsPackage | The Package for the model. | 
| QlDcsPackage.Literals | Defines literals for the meta objects that represent
 
   each class,
   each feature of each class,
   each operation of each class,
   each enum,
   and each data type
 
  | 
| QuerySchemaQueryGroupSourceJoin | A representation of the model object 'Query Schema Query Group Source Join'. | 
| SelectFieldsCompositionDataQuerySchema | A representation of the model object 'Select Fields Composition Data Query Schema'. |