<s>
SQL/XML	B-Language
or	O
XML-Related	O
Specifications	O
is	O
part	O
14	O
of	O
the	O
Structured	B-Language
Query	I-Language
Language	I-Language
(	O
SQL	B-Language
)	O
specification	O
.	O
</s>
<s>
In	O
addition	O
to	O
the	O
traditional	O
predefined	O
SQL	B-Language
data	O
types	O
like	O
NUMERIC	O
,	O
CHAR	O
,	O
TIMESTAMP	O
,	O
...	O
it	O
introduces	O
the	O
predefined	O
data	O
type	O
XML	O
together	O
with	O
constructors	O
,	O
several	O
routines	O
,	O
functions	O
,	O
and	O
XML-to-SQL	O
data	O
type	O
mappings	O
to	O
support	O
manipulation	O
and	O
storage	O
of	O
XML	O
in	O
a	O
SQL	B-Language
database	I-Language
.	O
</s>
<s>
SQL:2003-14	B-Language
defines	O
the	O
basic	O
datatype	O
,	O
mappings	O
,	O
predicates	O
and	O
functions	O
.	O
</s>
<s>
SQL:2006-14	B-Language
,	O
SQL:2008-14	B-Language
and	O
SQL:2011-14	B-Language
expands	O
the	O
older	O
versions	O
and	O
approaches	O
to	O
XQuery	B-Language
.	O
</s>
<s>
The	O
specification	O
defines	O
the	O
data	O
type	O
XML	O
,	O
functions	O
for	O
working	O
with	O
XML	O
,	O
including	O
element	O
construction	O
,	O
mapping	O
data	O
from	O
relational	O
tables	O
,	O
combining	O
XML	O
fragments	O
,	O
and	O
embedding	O
XQuery	B-Language
expressions	O
in	O
SQL	B-Language
statements	O
.	O
</s>
<s>
Functions	O
which	O
can	O
be	O
embedded	O
include	O
XMLQUERY	O
(	O
which	O
extracts	O
XML	O
or	O
values	O
from	O
an	O
XML	O
field	O
)	O
and	O
XMLEXISTS	O
(	O
which	O
predicates	O
whether	O
an	O
XQuery	B-Language
expression	O
is	O
matched	O
)	O
.	O
</s>
<s>
Further	O
information	O
and	O
examples	O
of	O
the	O
SQL/XML	B-Language
functions	O
are	O
provided	O
in	O
the	O
external	O
links	O
below	O
.	O
</s>
<s>
The	O
result	O
of	O
Wagner	O
's	O
objective	O
evaluation	O
of	O
the	O
SQL/XML:2006	O
standard	O
compliance	O
of	O
Oracle	O
11g	O
Release	O
1	O
,	O
MS	O
SQL	B-Language
Server	O
2008	O
and	O
MySQL	O
5.1.30	O
is	O
shown	O
in	O
the	O
following	O
table	O
,	O
to	O
which	O
the	O
data	O
for	O
PostgreSQL	O
9.1	O
,	O
and	O
IBM	O
DB2	O
has	O
been	O
added	O
:	O
</s>
