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<p class=MsoNormal><span style='color:#993366'>Jason,<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#993366'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:#993366'>The use case: presents the
ordinates of a point geometry as attribute in a data table. This feature will
help us achieve that.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#993366'>You could also think it can be
used to display the coordinate as labels as part of the symbology of a feature.
<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#993366'>Or you could use the StartZ to
show the elevation of a point or apply a theme on it.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#993366'>All these can’t be done easily
directly using the geometry attribute.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#993366'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:#993366'>Robert<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:#993366'><o:p> </o:p></span></p>
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<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
fdo-internals-bounces@lists.osgeo.org
[mailto:fdo-internals-bounces@lists.osgeo.org] <b>On Behalf Of </b>Jason Birch<br>
<b>Sent:</b> Thursday, October 23, 2008 12:19 PM<br>
<b>To:</b> FDO Internals Mail List<br>
<b>Subject:</b> RE: [fdo-internals] Request review of RFC 28 - Add Start/End ExpressionFunctions<o:p></o:p></span></p>
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<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span lang=EN-CA style='color:#1F497D'>Not sure what the use
case is for these functions, but the implementation seems reasonable to
me. I’m glad that the name of the functions were changed from the initial
take </span><span lang=EN-CA style='font-family:Wingdings;color:#1F497D'>J</span><span
lang=EN-CA style='color:#1F497D'><o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-CA style='color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span lang=EN-CA style='color:#1F497D'>Jason<o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-CA style='color:#1F497D'><o:p> </o:p></span></p>
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<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Orest Halustchak<br>
<b>Subject:</b> [fdo-internals] Request review of RFC 28 - Add Start/End
ExpressionFunctions<o:p></o:p></span></p>
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<p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p>
<p class=MsoNormal>I’d like to ask for a review of RFC 28 ( <a
href="http://trac.osgeo.org/fdo/wiki/FDORfc28">http://trac.osgeo.org/fdo/wiki/FDORfc28</a>
) which adds some new geometry-based functions to return start and end
ordinates.<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
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