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<DIV dir=ltr align=left><SPAN class=750060615-22012008><FONT face=Arial
color=#0000ff size=2>I wasn't trying to give you a complete solution to your
problem because I don't know what the problem is. I was only trying to explain
why you got the error message that you got.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=750060615-22012008><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=750060615-22012008><FONT face=Arial
color=#0000ff size=2>If you want help writing your query, please explain what
the source documents look like and what output you need.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=750060615-22012008><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=750060615-22012008><FONT face=Arial
color=#0000ff size=2>Michael Kay</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=750060615-22012008><FONT face=Arial
color=#0000ff size=2>http://www.saxonica.com/</FONT></SPAN></DIV><BR>
<BLOCKQUOTE dir=ltr
style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #0000ff 2px solid; MARGIN-RIGHT: 0px">
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> Wei, Alice J. [mailto:ajwei@indiana.edu]
<BR><B>Sent:</B> 22 January 2008 14:46<BR><B>To:</B> Michael Kay; 'Liam
Quin'<BR><B>Cc:</B> talk@x-query.com<BR><B>Subject:</B> RE: [xquery-talk]
Query Through Multiple Files<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV class=Section1>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">Hi,
Michael:<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><o:p> </o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">
Sorry, but that is not entirely what I want. I was hoping to not just keep the
information but also the markup. Is there some way I can do
that?<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"> This means that I should not
be using distinct-values() because it is similar to <xsl:value-of
select=""> as in XSLT, right?<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><o:p> </o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">Here
is the code again:<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><o:p> </o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'">declare boundary-space
preserve;<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><o:p> </o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><book><o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'">{<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">let
$sorted_result:= for $doc in<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'">distinct-values((doc("1.xml"),doc("3.xml"),<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'">doc("4.xml"),
doc("2.xml"))//ad/p/address)<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">order
by $doc ascending<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">return
$doc<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">for
$sorted_results at $count in $sorted_result<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'">return<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><bibl><o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><statistics>Showing Result:
{$count} / {count($sorted_result)}<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"></statistics><o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'">{$sorted_result}<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"></bibl><o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'">}<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"></book><o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><o:p> </o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">Thanks
for your help.<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><o:p> </o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'">======================================================<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">Alice
Wei<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">MIS
2008<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'">School
of Library and Information Science<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'">Indiana University
Bloomington<o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'"><A
href="mailto:ajwei@indiana.edu">ajwei@indiana.edu</A><o:p></o:p></SPAN></P>
<P class=MsoPlainText><SPAN
style="FONT-FAMILY: 'Calibri','sans-serif'"><o:p> </o:p></SPAN></P>
<P class=MsoPlainText>-----Original Message-----<BR>From: Michael Kay
[mailto:mike@saxonica.com] <BR>Sent: Monday, January 21, 2008 4:04 PM<BR>To:
Wei, Alice J.; 'Liam Quin'<BR>Cc: talk@x-query.com<BR>Subject: RE:
[xquery-talk] Query Through Multiple Files<o:p></o:p></P>
<P class=MsoPlainText><o:p> </o:p></P>
<P class=MsoPlainText><o:p> </o:p></P>
<P class=MsoPlainText><o:p> </o:p></P>
<P class=MsoPlainText>> I tried using<o:p></o:p></P>
<P class=MsoPlainText>> distinct-values(doc("1.xml"), doc("3.xml"),
doc("4.xml"),<o:p></o:p></P>
<P class=MsoPlainText>> doc("2.xml"))//title, but I got the error that
there should<o:p></o:p></P>
<P class=MsoPlainText>> be only 2 arguments.<o:p></o:p></P>
<P class=MsoPlainText><o:p> </o:p></P>
<P class=MsoPlainText>You didn't read my example carefully
enough<o:p></o:p></P>
<P class=MsoPlainText><o:p> </o:p></P>
<P class=MsoPlainText>distinct-values(( doc("1.xml"),<o:p></o:p></P>
<P class=MsoPlainText> doc("2.xml"),<o:p></o:p></P>
<P class=MsoPlainText> doc("3.xml"),<o:p></o:p></P>
<P class=MsoPlainText> doc("4.xml"))//ad)<o:p></o:p></P>
<P class=MsoPlainText><o:p> </o:p></P>
<P class=MsoPlainText>Firstly, you want to find the set of titles and then
take the distinct<o:p></o:p></P>
<P class=MsoPlainText>values in this set: so the "//title" part needs to
inside the argument to<o:p></o:p></P>
<P class=MsoPlainText>distinct-values(). The way you've written it, you're
taking four documents,<o:p></o:p></P>
<P class=MsoPlainText>then eliminating duplicates, then taking the title
elements within those<o:p></o:p></P>
<P class=MsoPlainText>that are left.<o:p></o:p></P>
<P class=MsoPlainText><o:p> </o:p></P>
<P class=MsoPlainText>Secondly, if you supply a sequence to a function that
expects a single<o:p></o:p></P>
<P class=MsoPlainText>argument then you need to double the parentheses, for
example<o:p></o:p></P>
<P class=MsoPlainText>sum((1,2,3,4,5)) or distinct-values((1,2,2,4,4)). That's
to make it clear<o:p></o:p></P>
<P class=MsoPlainText>you are passing one argument which is a sequence of five
integers, not five<o:p></o:p></P>
<P class=MsoPlainText>arguments that are single integers. IN your case you've
called<o:p></o:p></P>
<P class=MsoPlainText>distinct-values() with four arguments, rather than with
a single argument<o:p></o:p></P>
<P class=MsoPlainText>that is a sequence.<o:p></o:p></P>
<P class=MsoPlainText><o:p> </o:p></P>
<P class=MsoPlainText>Michael Kay<o:p></o:p></P>
<P class=MsoPlainText>http://www.saxonica.com/<o:p></o:p></P>
<P class=MsoPlainText><o:p> </o:p></P>
<P class=MsoPlainText><o:p> </o:p></P></DIV></BLOCKQUOTE></BODY></HTML>