摘要： 提出了一种实现基于字段的图象数据库的动态检索、图象预览等功能的方法。 ＰｏｗｅｒＢｕｉｌｄｅｒ中窗口信息的传递、 Ｗｉｎｄｏｗｓ ＡＰＩ调用、动态ＳＱＬ语句及用户对象等用法及其设计实例在本文中作了一些探讨。

关键词: PowerBuilder, 图象, 检索, 预览

Abstract: A method of using PowerBuilder to dynamically retrieve picture database. preview pictures and so on is put forward in this paper. Lots of using methods and design instances such as window information transfer, calling window API function, dynamical SQL sentences and user object in PowerBuilder are involved.

中图分类号: 

• TP311