Are you using MapScript? The OGR C API or OGR/PHP might be the way to go (for sequential feature access) if you don't have a need for serving maps whilst performing "<font face="Arial"><font size="2"><span>statisticals opérations". More context/details would be helpful.
<br><br>Aaron<br></span></font></font><br><div><span class="gmail_quote">On 6/19/06, <b class="gmail_sendername">Xavier Mauclaire</b> <<a href="mailto:xavier.mauclaire@geoter.fr">xavier.mauclaire@geoter.fr</a>> wrote:
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<div><font face="Arial" size="2"><span>Hi,</span></font></div>
<div><font><span></span></font><font face="Arial"><font size="2">I<span> would like to statisticals opérations on 
all layers features. To do that i need to sequentialy access to each feature 
of  the layer.</span></font></font></div>
<div><font><font size="2"><span></span></font></font><font face="Arial" size="2"><span> How can i do that ?</span></font></div>
<div><font face="Arial" size="2"><span></span></font> </div>
<div><font face="Arial" size="2"><span>regards</span></font></div>
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<p align="left"><span style="font-size: 10pt; font-family: Arial;">-----------------------------------------</span></p>
<p><strong><span style="font-size: 10pt; font-family: Arial;">Xavier Mauclaire</span></strong></p>
<p><span style="font-size: 10pt; font-family: Arial;">-------------------------------------------------------</span></p>
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</div></blockquote></div><br><br clear="all"><br>-- <br>+--------------------------------------------<br>|  Aaron Koning<br>|  Information Technologist<br>|  Prince George, BC, Canada.<br>+--------------------------------------------
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