<s>
A	O
platform-specific	B-Architecture
model	I-Architecture
is	O
a	O
model	O
of	O
a	O
software	O
or	O
business	O
system	O
that	O
is	O
linked	O
to	O
a	O
specific	O
technological	O
platform	O
(	O
e.g.	O
</s>
<s>
a	O
specific	O
programming	O
language	O
,	O
operating	B-General_Concept
system	I-General_Concept
,	O
document	O
file	O
format	O
or	O
database	O
)	O
.	O
</s>
<s>
Platform-specific	B-Architecture
models	I-Architecture
are	O
indispensable	O
for	O
the	O
actual	O
implementation	O
of	O
a	O
system	O
.	O
</s>
<s>
The	O
designer	O
might	O
decide	O
to	O
use	O
for	O
this	O
purpose	O
an	O
Oracle	B-General_Concept
database	I-General_Concept
.	O
</s>
<s>
the	O
concept	O
of	O
a	O
user	O
)	O
in	O
a	O
relational	B-Architecture
model	I-Architecture
using	O
the	O
Oracle	B-General_Concept
's	O
SQL	B-Language
dialect	O
.	O
</s>
<s>
This	O
Oracle	B-General_Concept
's	O
specific	O
relational	B-Architecture
model	I-Architecture
is	O
an	O
example	O
of	O
a	O
Platform-specific	B-Architecture
model	I-Architecture
.	O
</s>
<s>
The	O
term	O
platform-specific	B-Architecture
model	I-Architecture
is	O
most	O
frequently	O
used	O
in	O
the	O
context	O
of	O
the	O
MDA	B-Architecture
approach	O
.	O
</s>
<s>
This	O
MDA	B-Architecture
approach	O
corresponds	O
the	O
OMG	B-Architecture
vision	O
of	O
Model	B-Language
Driven	I-Language
Engineering	I-Language
.	O
</s>
<s>
The	O
main	O
idea	O
is	O
that	O
it	O
should	O
be	O
possible	O
to	O
use	O
a	O
MTL	B-Language
to	O
transform	O
a	O
Platform-independent	B-Architecture
model	I-Architecture
into	O
a	O
Platform-specific	B-Architecture
model	I-Architecture
.	O
</s>
<s>
In	O
order	O
to	O
achieve	O
this	O
transformation	O
,	O
one	O
can	O
use	O
a	O
language	O
compliant	O
to	O
the	O
newly	O
defined	O
QVT	B-Language
standard	O
.	O
</s>
<s>
Examples	O
of	O
such	O
languages	O
are	O
AndroMDA	O
,	O
VIATRA	B-Application
or	O
ATL	B-Language
.	O
</s>
