You can download BDB 3.6 from our software library for free. The actual developer of the software is BAINSOFT. The program belongs to Development Tools. The most popular version among the program users is 3.6. The program's installer files are commonly found as BDB.exe or DBBuilder.exe etc.
From the developer:
Bainsoft BDB Professional Edition is a full-featured database design software.
You may want to check out more software, such as MicroOLAP Database Designer for MySQL, which might be related to BDB.