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GeoPackage and PostGIS also support multiple geometry types in a
table.<br>
<br>
As for creating GeoParquet, this is a decent guide:<br>
<br>
<a class="moz-txt-link-freetext"
href="https://github.com/opengeospatial/geoparquet/blob/main/format-specs/distributing-geoparquet.md">https://github.com/opengeospatial/geoparquet/blob/main/format-specs/distributing-geoparquet.md</a><br>
<br>
When using GDAL (3.12+) I use:
<pre
style="overflow:auto hidden;font-family:Consolas,"Deja Vu Sans Mono","Bitstream Vera Sans Mono",monospace;font-size:0.95em;letter-spacing:0.015em;line-height:15.96px;padding:0.5em;border:1px solid rgb(204,204,204);background-color:rgb(248,248,248);color:rgb(0,0,0)"><pre
style="overflow:auto hidden;font-family:Consolas,"Deja Vu Sans Mono","Bitstream Vera Sans Mono",monospace;font-size:0.95em;letter-spacing:0.015em;line-height:15.96px;padding:0.5em;border:1px solid rgb(204,204,204)"><code>gdal vector set-geom-type \
--lco COMPRESSION=ZSTD --lco COMPRESSION_LEVEL=15 \
--lco GEOMETRY_ENCODING=GEOARROW \
--lco SORT_BY_BBOX=YES \
--multi \
parcels.shp \
parcels.parquet</code></pre></pre>
<font face="monospace">gdal vector set-geom-type</font> instead of <font
face="monospace">gdal vector convert </font>to get the <font
face="monospace">--multi</font> option because the shapefile has
multi-polygons stored in a file marked as POLYGON.<br>
<br>
I'm not 100% clear on if the GEOARROW geometries or the
WKB+PARQUET_GEO_TYPES is the preferred method going forward.<br>
<br>
<br>
<div class="moz-cite-prefix">On 4/16/26 1:06 PM, Christopher Hughes
via geomoose-psc wrote:<br>
</div>
<blockquote type="cite"
cite="mid:BY5PR09MB472122A0D3CDE828F1377AC8C1232@BY5PR09MB4721.namprd09.prod.outlook.com">
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Hi All,</div>
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<br>
</div>
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I've added a draft agenda for our meeting tomorrow at <a
href="https://github.com/geomoose/geomoose/wiki/PSC-Meeting-2026-04-17"
moz-do-not-send="true" class="moz-txt-link-freetext">
https://github.com/geomoose/geomoose/wiki/PSC-Meeting-2026-04-17</a>. I
added GeoParquet as agenda item based on Dan's email the other
day (I am interested in geoparquet - partly because I was
reading that you can have multiple geometry types in a single
dataset? - my initial attempts to convert shapefiles to
geoparquet failed though, so I'm interested in the conversion
process documentation that Eli mentioned).</div>
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<br>
</div>
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Minutes from previous meetings can be found here:<br>
<a href="https://github.com/geomoose/geomoose/wiki/PSC-Meetings"
target="_blank" id="OWA05327b48-d826-5e06-015f-74cca7345cdc"
class="OWAAutoLink moz-txt-link-freetext"
title="https://github.com/geomoose/geomoose/wiki/PSC-Meetings"
rel="noopener noreferrer" data-auth="NotApplicable"
data-linkindex="1" data-ogsc="" style="margin: 0px;"
moz-do-not-send="true">https://github.com/geomoose/geomoose/wiki/PSC-Meetings</a><br>
<br>
As with last month, we'll meet on Liberachat here:<br>
<a href="https://web.libera.chat/?channels=#geomoose"
target="_blank" id="OWAa843f507-7307-b2ab-e147-3df38d5d092d"
class="OWAAutoLink moz-txt-link-freetext"
title="https://web.libera.chat/?channels=#geomoose"
rel="noopener noreferrer" data-auth="NotApplicable"
data-linkindex="2" data-ogsc="" style="margin: 0px;"
moz-do-not-send="true">https://web.libera.chat/?channels=#geomoose</a><br>
<br>
The Matrix/Element?FluffyChat option also works via <a
href="http://matrix.osgeo.org/" target="_blank"
id="OWA5c7465be-6592-918c-28d7-1d40b78e9b18"
class="OWAAutoLink" title="http://matrix.osgeo.org"
rel="noopener noreferrer" data-auth="NotApplicable"
data-linkindex="3" data-ogsc="" style="margin: 0px;"
moz-do-not-send="true">matrix.osgeo.org</a> on Matrix Channel
#geomoose:<a href="http://osgeo.org/" target="_blank"
id="OWA9696fe4d-b64c-6a92-f796-632a937af873"
class="OWAAutoLink" title="http://osgeo.org"
rel="noopener noreferrer" data-auth="NotApplicable"
data-linkindex="4" data-ogsc="" style="margin: 0px;"
moz-do-not-send="true">osgeo.org</a> </div>
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<br>
</div>
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Chris</div>
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<br>
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<span style="background-color: rgb(255, 255, 255);">--</span></div>
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Chris Hughes</div>
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<br>
</div>
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GIS Analyst</div>
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Lincoln County GIS Department </div>
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<span style="font-family: Roboto, arial, sans-serif;">880 NE
7th St</span><span
style="font-family: "Segoe UI", "Segoe UI Web (West European)", "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", sans-serif;">.
l Newport, OR 97365</span></div>
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Tel: (541) 574 1283</div>
</div>
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<br>
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<br>
<fieldset class="moz-mime-attachment-header"></fieldset>
<pre wrap="" class="moz-quote-pre">_______________________________________________
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