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分享Create Cursor Tt (分类 C(6),明细 C(6))
Insert Into Tt Values ("电脑","电源")
Insert Into Tt Values ("电脑","显示器")
Insert Into Tt Values ("电脑","主机")
Insert Into Tt Values ("主机","机箱")
Insert Into Tt Values ("主机","主板")
Insert Into Tt Values ("显示器","屏幕")
Insert Into Tt Values ("显示器","后盖")
Select "电脑" 分类,明细 From Tt Where Not InList(明细,"主机","显示器")