foreignFields = append(foreignFields, ref.PrimaryKey)
			} else if ref.PrimaryValue != "" {
				tx = tx.Where(clause.Eq{Column: ref.ForeignKey.DBName, Value: ref.PrimaryValue})
			} else {
				relForeignKeys = append(relForeignKeys, ref.PrimaryKey.DBName)
				relForeignFields = append(relForeignFields, ref.PrimaryKey)
				foreignFields = append(foreignFields, ref.ForeignKey)
			}
		}