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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Thanks for the clarification. As a comparison here is a request and corresponding result for having a look at what Geoserver does<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><a href="https://demo.geo-solutions.it/geoserver/wfs?service=WFS&version=2.0.0&request=GetFeature&typenames=states&cql_filter=STATE_NAME='Foo">https://demo.geo-solutions.it/geoserver/wfs?service=WFS&version=2.0.0&request=GetFeature&typenames=states&cql_filter=STATE_NAME='Foo</a>'<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Result:<br>
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<?xml version="1.0" encoding="UTF-8"?><wfs:FeatureCollection xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:wfs="http://www.opengis.net/wfs/2.0" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:topp="http://www.openplans.org/topp" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
numberMatched="0" numberReturned="0" timeStamp="2019-08-13T09:43:54.633Z" xsi:schemaLocation="http://www.opengis.net/wfs/2.0 https://demo.geo-solutions.it:443/geoserver/schemas/wfs/2.0/wfs.xsd http://www.openplans.org/topp https://demo.geo-solutions.it:443/geoserver/wfs?service=WFS&version=2.0.0&request=DescribeFeatureType&typeName=topp%3Astates
http://www.opengis.net/gml/3.2 https://demo.geo-solutions.it:443/geoserver/schemas/gml/3.2.1/gml.xsd"/><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">-Jukka-<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><b>Lähettäjä:</b> Andrea Peri <aperi2007@gmail.com> <br>
<b>Lähetetty:</b> tiistai 13. elokuuta 2019 12.35<br>
<b>Vastaanottaja:</b> Rahkonen Jukka (MML) <jukka.rahkonen@maanmittauslaitos.fi><br>
<b>Kopio:</b> mapserver-users@lists.osgeo.org<br>
<b>Aihe:</b> Re: [mapserver-users] The GetFeature WFS Request fail if the layer is empty<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Hi Jukka,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I'm testing with GetFeature using a postgis table.<o:p></o:p></p>
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<p class="MsoNormal">The table in my test is not empty, but I apply a filter to the query for the data retrieving of the layer and the result with the filter is an empty dataset.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">A.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Il giorno mar 13 ago 2019 alle ore 09:00 Rahkonen Jukka (MML) <<a href="mailto:jukka.rahkonen@maanmittauslaitos.fi">jukka.rahkonen@maanmittauslaitos.fi</a>> ha scritto:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Hi,<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">What kind of source dataset do you have, and do you mean that for example a PostGIS table exists but there are no rows in the table?</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US">-Jukka Rahkonen-</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span lang="EN-US">Lähettäjä:</span></b><span lang="EN-US"> mapserver-users <<a href="mailto:mapserver-users-bounces@lists.osgeo.org" target="_blank">mapserver-users-bounces@lists.osgeo.org</a>>
<b>Puolesta </b>Andrea Peri<br>
<b>Lähetetty:</b> maanantai 12. elokuuta 2019 14.30<br>
<b>Vastaanottaja:</b> <a href="mailto:mapserver-users@lists.osgeo.org" target="_blank">
mapserver-users@lists.osgeo.org</a><br>
<b>Aihe:</b> [mapserver-users] The GetFeature WFS Request fail if the layer is empty</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Hi,<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">I' notice that the GetFeature WFS request of a mapserver (i'm work using master) return an error if the dataset (and so the layer) is empty.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">I test using version 1.0.0, 1.1.1 and 2.00.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">On 2.0.0 the result is:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">http status 400<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><u>The request sent by the client was syntactically incorrect.</u>
<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">On 1.1.0 and 1.0.0 the result is an xml exception with:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">msWFSGetFeature(): WFS server error. ms_error->code not found<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">I Guess it should return not an exception or error, but instead an empty GML or an Empty Shapefile and so on...<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Before to build a test service of this issue, I like to know if this instead is a confirmed specific characteristic of a wfs service.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thx,<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">--
<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">-----------------<br>
Andrea Peri<br>
. . . . . . . . . <br>
qwerty àèìòù<br>
-----------------<o:p></o:p></p>
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-- <o:p></o:p></p>
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<p class="MsoNormal">-----------------<br>
Andrea Peri<br>
. . . . . . . . . <br>
qwerty àèìòù<br>
-----------------<o:p></o:p></p>
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