<s>
Toad	B-Application
Data	I-Application
Modeler	I-Application
is	O
a	O
database	B-General_Concept
design	I-General_Concept
tool	O
allowing	O
users	O
to	O
visually	O
create	O
,	O
maintain	O
,	O
and	O
document	O
new	O
or	O
existing	O
database	O
systems	O
,	O
and	O
to	O
deploy	O
changes	O
to	O
data	B-General_Concept
structures	I-General_Concept
across	O
different	O
platforms	B-Device
.	O
</s>
<s>
It	O
is	O
used	O
to	O
construct	O
logical	O
and	O
physical	O
data	B-Application
models	I-Application
,	O
compare	O
and	O
synchronize	O
models	O
,	O
generate	O
complex	O
SQL/DDL	O
,	O
create	O
and	O
modify	O
scripts	O
,	O
and	O
reverse	O
and	O
forward	O
engineer	O
databases	O
and	O
data	O
warehouse	O
systems	O
.	O
</s>
<s>
Toad	B-Operating_System
's	O
data	B-Application
modelling	I-Application
software	O
is	O
used	O
for	O
database	B-General_Concept
design	I-General_Concept
,	O
maintenance	O
and	O
documentation	O
.	O
</s>
<s>
Toad	B-Application
Data	I-Application
Modeler	I-Application
was	O
previously	O
called	O
"	O
CASE	O
Studio	O
2	O
"	O
before	O
it	O
was	O
acquired	O
from	O
Charonware	O
by	O
Quest	O
Software	O
in	O
2006	O
.	O
</s>
<s>
Multiple	O
database	O
support	O
-	O
Connect	O
multiple	O
databases	O
natively	O
and	O
simultaneously	O
,	O
including	O
Oracle	B-General_Concept
,	O
SAP	B-Application
,	O
MySQL	B-Application
,	O
SQL	B-Language
Server	I-Language
,	O
PostgreSQL	B-Application
,	O
Db2	B-Application
,	O
Ingres	B-Application
,	O
and	O
Microsoft	B-Application
Access	I-Application
.	O
</s>
<s>
Data	B-Application
modelling	I-Application
tool	O
-	O
Create	O
database	O
structures	O
or	O
make	O
changes	O
to	O
existing	O
models	O
automatically	O
and	O
provide	O
documentation	O
on	O
multiple	O
platforms	B-Device
.	O
</s>
<s>
All	O
Toad	B-Operating_System
products	O
typically	O
have	O
2	O
releases	O
per	O
year	O
.	O
</s>
