<s>
The	O
programming	O
language	O
XQuery	B-Language
defines	O
FLWOR	B-Language
(	O
pronounced	O
'	O
flower	O
 '	O
)	O
as	O
an	O
expression	O
that	O
supports	O
iteration	O
and	O
binding	O
of	O
variables	O
to	O
intermediate	O
results	O
.	O
</s>
<s>
FLWOR	B-Language
is	O
an	O
acronym	O
:	O
FOR	B-Language
,	O
LET	O
,	O
WHERE	O
,	O
ORDER	O
BY	O
,	O
RETURN	O
.	O
</s>
<s>
FLWOR	B-Language
is	O
loosely	O
analogous	O
to	O
SQL	B-Language
's	O
SELECT-FROM-WHERE	B-Language
and	O
can	O
be	O
used	O
to	O
provide	O
join-like	O
functionality	O
to	O
XML	B-Protocol
documents	I-Protocol
.	O
</s>
<s>
First	O
column	O
of	O
the	O
XQuery	B-Language
request	O
shows	O
the	O
for	B-Language
,	O
let	O
,	O
where	O
,	O
order	O
by	O
and	O
return	O
keywords	O
of	O
the	O
FLWOR	B-Language
paradigm	O
.	O
</s>
