4db是什么格式文件，4db文件怎么打开？用什么打开？

.4db

文件类型：4th Dimension Database Structure File

扩展名为.4db的文件是一个开发文件。

文件说明：

Database structure created with 4th Dimension, a software development application; contains 4D code, forms, and resource data; used during the development-cycle within 4Ds integrated software development framework.

The actual data saved in a 4D database is stored in a .4DD file..4db

打开.4db文件

Mac OS

4D 4th Dimension software　

Windows

4D 4th Dimension software　

Linux

其它内容

来源：.4db文件