Re: [Exist-open] eXist can't find my data

[Ted H. <meg...@gm...>]

I used the windows copy and paste command.  I copied all the code you sent
me.  Once again I wasn't able to retrieve any of the numbers in my xml
document.  Once again I don't know why.

On Sat, Aug 29, 2015 at 8:37 AM, Joe Wicentowski <jo...@gm...> wrote:

> Ted,
>
> Based on your responses to Alasdair, it seems you might not have seen my
> instructions on declaring a namespace.  See below.
>
> Joe
>
> Sent from my iPhone
>
> Begin forwarded message:
>
> *From:* Joe Wicentowski <jo...@gm...>
> *Date:* August 28, 2015 at 3:25:39 PM EDT
> *To:* Ted Hickox <meg...@gm...>
> *Cc:* eXist open Mailinglist <exi...@li...>
> *Subject:* *Re: [Exist-open] eXist can't find my data*
>
> Hi Ted,
>
> Your query assumes the elements are in the empty namespace.
>
> Try this variant:
>
> xquery version "3.0";
>
> declare namespace ted = "http://www.TedTheSpeedlearner.com";
>
> let $doc := doc("/db/SVG_Ellipse.xml")
> let $svg-data := $doc/ted:SVG_Data_Collection
> let $First_Data_Name := $svg-data/ted:X_Center_Coordinate
> let $Data := concat("cx = ",$First_Data_Name, " ")
> let $Second_Data_Name := $svg-data/ted:Y_Center_Coordinate
> let $Data := concat($Data, "cy = ",$Second_Data_Name, " ")
> let $Third_Data_Name := $svg-data/ted:X_Radius_Coordinate
> let $Data := concat($Data, "rx = ",$Third_Data_Name, " ")
> let $Fourth_Data_Name := $svg-data/ted:Y_Radius_Coordinate
> let $Data := concat($Data, "ry = ",$Fourth_Data_Name, " ")
> return (validation:clear-grammar-cache(), $Data)
>
> The changes:
>
> - declare the "ted" namespace
> - use the "ted" namespace prefix in XPaths that select data in this
> namespace
> - select the document once, refer to it via $doc variable
> - provide a full path to the document, starting from /db
>
> Joe
>
> On Fri, Aug 28, 2015 at 2:27 PM, Ted Hickox <meg...@gm...> wrote:
>
>> This is SVG_Ellipse.xml
>>
>> <SVG_Data_Collection xmlns="http://www.TedTheSpeedlearner.com"
>> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>> xsi:schemaLocation="http://www.TedTheSpeedlearner.com SVG_Ellipse.xsd">
>>      <X_Center_Coordinate>100</X_Center_Coordinate>
>> <Y_Center_Coordinate>100</Y_Center_Coordinate>
>> <X_Radius_Coordinate>40</X_Radius_Coordinate>
>> <Y_Radius_Coordinate>40</Y_Radius_Coordinate>
>> </SVG_Data_Collection>
>>
>> This is SVG_Ellipse.xq
>>
>> xquery version "3.0";
>> let $header-addition :=
>> response:set-header("Access-Control-Allow-Origin","*")
>> let $First_Data_Name :=
>> doc("SVG_Ellipse.xml")/SVG_Data_Collection/X_Center_Coordinate
>> let $Data := concat("cx = ",$First_Data_Name, " ")
>> let $Second_Data_Name :=
>> doc("SVG_Ellipse.xml")/SVG_Data_Collection/Y_Center_Coordinate
>> let $Data := concat($Data, "cy = ",$Second_Data_Name, " ")
>> let $Third_Data_Name :=
>> doc("SVG_Ellipse.xml")/SVG_Data_Collection/X_Radius_Coordinate
>> let $Data := concat($Data, "rx = ",$Third_Data_Name, " ")
>> let $Fourth_Data_Name :=
>> doc("SVG_Ellipse.xml")/SVG_Data_Collection/Y_Radius_Coordinate
>> let $Data := concat($Data, "ry = ",$Fourth_Data_Name, " ")
>> return (validation:clear-grammar-cache(), $Data)
>>
>> The computer returns cx = cy = rx = ry =   It never returns the numbers
>> between the center and radius coordinate elements of SVG_Ellipse.xml.  I
>> have no idea why.  I hope you can assist me.
>>
>
>
>