id="conditionSourceField" class="form-control select-control">
                        <!-- 数据源表公共字段 -->
                        <option th:if="${tableGroup} == null" th:each="c,s:${mapping?.sourceColumn}" th:value="${c?.name}" th:text="${c?.name} +' (' + ${c?.typeName} +')'" />

                        <!-- 数据源表字段 -->
                        <option th:each="c,s:${tableGroup?.sourceTable?.column}" th:value="${c?.name}" th:text="${c?.name} +' (' + ${c?.typeName} +')'" />
        