Delphi:用Delphi简单操作数据库的增加、删除和更新内容，State: string描述当前窗口处于什么状态。insert添加update修改delete删除，警告：删除商品信息会影响历史信息准确性，可以通过停用来禁止使用这条商品信息，确定打开功能窗体中的对应控件。

-Delphi: Delphi simple operation by increasing the database, delete, and update the content, State: string descr iption of what state the current window. insert add update modify Delete to delete, warning: delete product information will affect the accuracy of historical information that can be disabled by disabling the use of this product information to determine the function of the form to open the corresponding controls.