Kubl was a relational DBMS initially developed in Finland during the 1990s. The company was acquired by OpenLink Software in 1998. OpenLink combined Kubl with their own database management software to create their Virtuoso Universal Server.
Object-Relational
SQL
http://kubl.com
Defender Technology Corp.
FI
1994
1998
OpenLink
Commercial
Solaris, Windows
Proprietary