When the program is designed, first choose SQL attributes in Dialog Box of Attributes in these groupwares, click the Button with suspension points, then can open the String List Editor dialog box, and then SQL clauses can be added in the Dialog Box. 设计程序时,在该组件的属性对话框中选择SQL属性,单击带省略号的按钮,就可以打开StringListEditor对话框,然后就可以在对话框中添加SQL语句。