<s>
PeopleTools	B-Application
consists	O
of	O
proprietary	B-Application
application	B-Application
software	I-Application
originally	O
developed	O
by	O
PeopleSoft	O
Corporation	O
,	O
an	O
Enterprise	O
Resource	O
Planning	O
(	O
ERP	O
)	O
software	O
vendor	O
acquired	O
by	O
Oracle	B-Application
Corporation	I-Application
in	O
2004	O
.	O
</s>
<s>
PeopleTools	B-Application
facilitates	O
the	O
deployment	O
of	O
both	O
vendor-developed	O
and	O
custom-developed	O
applications	O
using	O
an	O
Internet-based	O
architecture	O
known	O
as	O
the	O
PeopleSoft	O
Internet	O
Architecture	O
(	O
PIA	O
)	O
.	O
</s>
<s>
Core	O
vendor-developed	O
PeopleTools	B-Application
applications	O
include	O
:	O
</s>
<s>
As	O
a	O
result	O
of	O
the	O
high	O
level	O
of	O
abstraction	O
used	O
in	O
PeopleTools	B-Application
,	O
these	O
applications	O
can	O
run	O
in	O
association	O
with	O
a	O
variety	O
of	O
operating	O
systems	O
and	O
databases	O
and	O
can	O
provide	O
multilingual	O
support	O
on	O
a	O
variety	O
of	O
web	O
browsers	O
.	O
</s>
<s>
From	O
a	O
development	O
perspective	O
,	O
PeopleTools	B-Application
consists	O
of	O
several	O
technologies	O
for	O
building	O
and	O
customizing	O
applications	O
.	O
</s>
<s>
While	O
a	O
PeopleTools	B-Application
developer	O
can	O
(	O
and	O
often	O
does	O
)	O
work	O
with	O
many	O
programming	O
languages	O
,	O
the	O
primary	O
language	O
is	O
PeopleCode	B-Application
,	O
and	O
Application	O
Designer	O
is	O
the	O
primary	O
integrated	B-Application
development	I-Application
environment	I-Application
(	O
IDE	O
)	O
.	O
</s>
<s>
The	O
PIA	O
(	O
PeopleSoft	O
/	O
PeopleTools	B-Application
Internet	O
Architecture	O
)	O
consists	O
of	O
a	O
variety	O
components	O
including	O
:	O
web	O
,	O
application	O
,	O
search	O
,	O
database	O
,	O
and	O
process	O
scheduler	O
servers	O
as	O
well	O
as	O
Integration	O
Broker	O
.	O
</s>
<s>
Supported	O
web	O
server	O
options	O
have	O
changed	O
over	O
time	O
,	O
and	O
as	O
of	O
PeopleTools	B-Application
8.59	O
,	O
PeopleTools	B-Application
applications	O
are	O
deployed	O
only	O
using	O
Oracle	B-Application
WebLogic	O
Server	O
.	O
</s>
<s>
Unlike	O
traditional	O
web-based	O
applications	O
,	O
the	O
Java-based	O
software	O
deployed	O
in	O
the	O
web	O
servers	O
contains	O
no	O
application	O
logic	O
,	O
purely	O
presentation	O
logic	O
.	O
</s>
<s>
The	O
app	O
server	O
is	O
built	O
on	O
BEA	O
Tuxedo	O
technology	O
,	O
and	O
as	O
such	O
,	O
is	O
responsible	O
for	O
maintaining	O
transaction	B-General_Concept
isolation	I-General_Concept
and	O
database	B-General_Concept
connection	I-General_Concept
pools	I-General_Concept
in	O
PeopleTools	B-Application
applications	O
.	O
</s>
<s>
Using	O
Tuxedo	O
,	O
PeopleTools	B-Application
app	O
server	O
domains	O
are	O
created	O
as	O
a	O
collection	O
of	O
processes	O
servicing	O
specific	O
needs	O
and	O
clients	O
in	O
addition	O
to	O
web	O
server	O
requests	O
.	O
</s>
<s>
Within	O
a	O
domain	O
,	O
several	O
types	O
of	O
related	O
programs	O
can	O
be	O
launched	O
,	O
including	O
remote	O
call	O
COBOL	B-Application
,	O
Application	O
Engine	O
,	O
and	O
BI	O
Publisher	O
programs	O
.	O
</s>
<s>
Such	O
processes	O
form	O
a	O
process	O
scheduler	O
domain	O
and	O
are	O
used	O
to	O
execute	O
COBOL	B-Application
,	O
SQR	B-Application
,	O
Crystal	B-Application
Reports	I-Application
,	O
Application	O
Engine	O
,	O
nVision	O
,	O
BI	O
Publisher	O
,	O
and	O
many	O
other	O
types	O
of	O
batch	O
programs	O
.	O
</s>
<s>
The	O
database	O
server	O
contains	O
all	O
application	O
data	O
as	O
well	O
as	O
all	O
metadata	O
associated	O
with	O
various	O
PeopleTools	B-Application
object	O
types	O
.	O
</s>
<s>
It	O
also	O
contains	O
many	O
PeopleCode-based	O
application	O
scripts	O
and	O
programs	O
that	O
both	O
the	O
application	O
and	O
process	O
scheduler	O
servers	O
execute	O
.	O
</s>
<s>
As	O
PeopleTools	B-Application
is	O
built	O
to	O
operate	O
on	O
many	O
database	O
platforms	O
,	O
database	O
specific	O
constructs	O
(	O
like	O
stored	B-General_Concept
procedures	I-General_Concept
)	O
and	O
programming	O
languages	O
(	O
like	O
PL/SQL	B-Language
)	O
are	O
not	O
traditionally	O
used	O
.	O
</s>
<s>
Alternatively	O
,	O
developers	O
write	O
Meta-SQL	O
,	O
and	O
the	O
app	O
or	O
scheduler	O
servers	O
translate	O
such	O
into	O
the	O
proprietary	B-Application
SQL	O
for	O
the	O
related	O
database	O
technology	O
.	O
</s>
<s>
For	O
9.2	O
applications	O
running	O
PeopleTools	B-Application
8.60	O
,	O
the	O
search	O
server	O
technology	O
is	O
a	O
forked	O
version	O
of	O
the	O
Elastic	B-Application
stack	I-Application
.	O
</s>
<s>
Integration	O
Broker	O
is	O
another	O
major	O
server	O
component	O
of	O
PeopleTools	B-Application
.	O
</s>
<s>
While	O
adhering	O
to	O
standards-based	O
web	O
service	O
standards	O
-	O
such	O
as	O
XML-based	O
SOAP	O
and	O
JSON-based	O
RESTful	O
web	O
services	O
-	O
Integration	O
Broker	O
also	O
provides	O
a	O
simple	O
proprietary	B-Application
XML-based	O
standard	O
(	O
known	O
as	O
PSCAMA	O
)	O
for	O
PeopleTools-based	O
applications	O
to	O
exchange	O
data	O
both	O
synchronously	B-Application
and	I-Application
asynchronously	I-Application
.	O
</s>
<s>
Application	O
Designer	O
is	O
the	O
core	O
tool	O
used	O
to	O
create	O
and	O
customize	O
PeopleTools-based	O
applications	O
.	O
</s>
<s>
This	O
tool	O
is	O
used	O
to	O
either	O
connect	O
to	O
the	O
database	O
or	O
app	O
server	O
for	O
the	O
purposes	O
of	O
creating	O
and	O
updating	O
PeopleTools	B-Application
object	O
types	O
.	O
</s>
<s>
Current	O
computing	O
trends	O
have	O
led	O
to	O
the	O
introduction	O
of	O
the	O
Fluid	O
User	O
Interface	O
(	O
UI	O
)	O
in	O
PeopleTools	B-Application
8.54	O
.	O
</s>
<s>
The	O
Fluid	O
UI	O
technology	O
provides	O
a	O
means	O
for	O
PeopleTools	B-Application
developers	O
to	O
easily	O
create	O
fully	O
responsive	B-General_Concept
and	O
modern	O
looking	O
applications	O
.	O
</s>
<s>
As	O
this	O
technology	O
matures	O
,	O
it	O
is	O
anticipated	O
Oracle	B-Application
will	O
provide	O
fully	O
redesigned	O
application	O
pages	O
making	O
use	O
of	O
such	O
technology	O
,	O
especially	O
as	O
customers	O
adopt	O
and	O
apply	O
application	O
maintenance	O
utilizing	O
Fluid	O
UI	O
functionality	O
anticipated	O
with	O
PeopleTools	B-Application
8.55	O
.	O
</s>
