FirstSQL RDBMS 2.0
ID-ENTITY
Informix-SQL 2.1
Integra SQL 3.3
Magic PC 3.5
Nomand for DOS and OS/2 3.0
Nutshell Plus 2
Oracle Tools and Database 6.0
Oracle for Macintosh 1.2
PC/Focus 5.5
Quadbase-SQL 1.1
R:Base 3.1
Superbase 4 1.30
XDB-SQL Plus 2.4
dBASE IV 1.1
db_VISTA III 3.2