public void MoveRelationshipClass(SchemaBuilder schemaBuilder, FeatureDatasetDefinition featureDatasetDefinition, RelationshipClassDefinition relationshipClassDefinition)
{
FeatureDatasetDescription featureDatasetDescription = new FeatureDatasetDescription(featureDatasetDefinition);
RelationshipClassDescription relationshipClassDescription = new RelationshipClassDescription(relationshipClassDefinition);
// Remove relationship class from the feature dataset
schemaBuilder.RemoveRelationshipClass(featureDatasetDescription, relationshipClassDescription);
// Add relationship class inside the feature dataset
// schemaBuilder.AddRelationshipClass(featureDatasetDescription, relationshipClassDescription);
schemaBuilder.Build();
}