private void detach_CaseStudyDocuments(CaseStudyDocument entity)
		{
			this.SendPropertyChanging();
			entity.CaseStudy = null;
		}
		private void attach_CaseStudyDocuments(CaseStudyDocument entity)
		{
			this.SendPropertyChanging();
			entity.Document = this;
		}
 partial void UpdateCaseStudyDocument(CaseStudyDocument instance);
 partial void DeleteCaseStudyDocument(CaseStudyDocument instance);
 partial void InsertCaseStudyDocument(CaseStudyDocument instance);