<s>
ER/Studio	B-Application
is	O
data	B-General_Concept
architecture	I-General_Concept
and	O
database	B-General_Concept
design	I-General_Concept
software	O
developed	O
by	O
IDERA	O
,	O
Inc	O
.	O
ER/Studio	B-Application
is	O
compatible	O
with	O
multiple	O
database	O
platforms	O
and	O
is	O
used	O
to	O
create	O
and	O
manage	O
database	B-General_Concept
designs	I-General_Concept
,	O
as	O
well	O
as	O
to	O
document	O
and	O
reuse	O
data	O
assets	O
.	O
</s>
<s>
Since	O
the	O
acquisition	O
by	O
IDERA	O
,	O
Inc.	O
,	O
ER/Studio	B-Application
has	O
been	O
renamed	O
to	O
ER/Studio	B-Application
Data	B-Application
Architect	I-Application
with	O
updated	O
features	O
.	O
</s>
<s>
ER/Studio	B-Application
has	O
a	O
computer-aided	B-Application
software	I-Application
engineering	I-Application
tool	O
(	O
or	O
CASE	O
tool	O
)	O
.	O
</s>
<s>
Users	O
can	O
utilize	O
ER/Studio	B-Application
as	O
a	O
way	O
to	O
take	O
conceptual	B-Application
data	I-Application
model	I-Application
and	O
create	O
a	O
logical	O
data	O
model	O
that	O
is	O
not	O
dependent	O
on	O
a	O
specific	O
database	O
technology	O
.	O
</s>
<s>
This	O
schematic	O
model	O
can	O
be	O
used	O
to	O
create	O
the	O
physical	B-Application
data	I-Application
model	I-Application
.	O
</s>
<s>
Users	O
can	O
then	O
forward	O
engineer	O
the	O
data	B-Language
definition	I-Language
language	I-Language
required	O
to	O
instantiate	O
the	O
schema	O
for	O
a	O
range	O
of	O
database-management	B-Application
systems	I-Application
.	O
</s>
<s>
The	O
software	O
includes	O
features	O
to	O
graphically	O
modify	O
the	O
model	O
,	O
including	O
dialog	O
boxes	O
for	O
specifying	O
the	O
number	O
of	O
entity	B-Architecture
–	I-Architecture
relationships	I-Architecture
,	O
database	O
constraints	O
,	O
indexes	B-Data_Structure
,	O
and	O
data	O
uniqueness	O
.	O
</s>
<s>
ER/Studio	B-Application
supports	O
four	O
data	B-Application
modeling	I-Application
languages	O
:	O
IDEF1X	B-Application
,	O
two	O
variants	O
of	O
information	B-Application
technology	I-Application
engineering	I-Application
developed	O
by	O
James	O
Martin	O
,	O
and	O
a	O
form	O
of	O
dimensional	B-Application
modeling	I-Application
notation	O
.	O
</s>
<s>
ER/Studio	B-Application
works	O
on	O
the	O
Windows	B-Application
operating	I-Application
system	I-Application
,	O
ranging	O
from	O
Windows	B-Application
7	O
to	O
Windows	B-Application
10	O
(	O
64-bit	O
)	O
.	O
</s>
