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<p>Hi Mike,</p>
<p>fix in <a class="moz-txt-link-freetext" href="https://github.com/OSGeo/gdal/pull/14326">https://github.com/OSGeo/gdal/pull/14326</a></p>
<p>Even</p>
<div class="moz-cite-prefix">Le 11/04/2026 à 15:20, Michael Smith
via gdal-dev a écrit :<br>
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<blockquote type="cite"
cite="mid:E239E522-FF59-4208-A905-B7B64B7D49CA@gmail.com">
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<p class="MsoNormal">In our stac geoparquet files, we are
getting warning/errors (depending on cli vs python) on
unhandled <a class="moz-txt-link-freetext" href="type:large">type:large</a> list<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Warning 1: Field proj.shape of unhandled
type large_list<element: int64> ignored<o:p></o:p></p>
<p class="MsoNormal">Warning 1: Field stac_extensions of
unhandled type large_list<element: large_string> ignored<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Or <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">GDAL_ERROR 1: b'Field stac_extensions of
unhandled type large_list<element: large_string>
ignored'<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I’m using polars and pyogrio (polars-st) to
write the data and the schema is defined as <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">extensionschema = pl.List(pl.Utf8)<o:p></o:p></p>
<p class="MsoNormal">proj.shape = pl.List(pl.Int64)<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The columns are not reported in the column
list and are not present when converting the data to another
parquet file.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">This is GDAL 3.12.3 "Chicoutimi", released
2026/03/17 installed via conda forge.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<div>
<p class="MsoNormal"><span
style="font-family:"Aptos",sans-serif;mso-ligatures:none">-- <o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span
style="font-family:"Aptos",sans-serif;mso-ligatures:none">Michael
Smith<o:p></o:p></span></p>
<p class="MsoNormal"><span
style="font-family:"Aptos",sans-serif;mso-ligatures:none">RSGIS
Center – ERDC CRREL NH<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><span
style="font-family:"Aptos",sans-serif;mso-ligatures:none">US
Army Corps</span><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<br>
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<pre class="moz-signature" cols="72">--
<a class="moz-txt-link-freetext" href="http://www.spatialys.com">http://www.spatialys.com</a>
My software is free, but my time generally not.</pre>
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