<s>
WindowBase	B-Application
was	O
a	O
database	B-Application
management	I-Application
system	I-Application
created	O
by	O
Software	O
Products	O
International	O
(	O
SPI	O
)	O
as	O
the	O
successor	O
to	O
its	O
manager	O
for	O
MS-DOS	B-Application
,	O
Open	O
Access	O
.	O
</s>
<s>
It	O
cost	O
$495	O
( $695	O
with	O
the	O
SDK	B-Application
for	O
C	B-Language
)	O
.	O
</s>
<s>
The	O
program	O
incorporated	O
functionalities	O
such	O
as	O
a	O
SDK	B-Application
for	O
C	B-Language
and	O
C++	B-Language
and	O
support	O
for	O
SQL	B-Language
.	O
</s>
<s>
Data	O
could	O
be	O
exported	O
to	O
or	O
imported	O
from	O
the	O
dBase	B-Application
format	O
,	O
Btrieve	B-Application
format	O
,	O
or	O
SPI	O
's	O
own	O
Open	O
Access	O
format	O
.	O
</s>
<s>
In	O
monoposition	O
,	O
it	O
was	O
compatible	O
with	O
the	O
Microsoft	B-Application
SQL	I-Application
Server	I-Application
.	O
</s>
