<div dir="ltr">Thanks a lot for your help Jukka and Even. While I can drop the related triggers, I cannot drop the index table and its shadow tables - it always gives the database disk image malformed message. <br>ogr2ogr had worked - as you said - for the visible data. I guess the other data is lost for good...</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Feb 14, 2022 at 1:25 PM Even Rouault <<a href="mailto:even.rouault@spatialys.com">even.rouault@spatialys.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
  
    
  
  <div>
    <p>I would just suggest using ogr2ogr to generate a new 'clean' GPKG
      file from the corrupted one. This will not recover lost data, but
      at least you'll get something sane. Well I should say
      "structurally" sane. depending on how the corruption happened you
      could get also get corrupted content in the data that tools can't
      detect (there's no checksum mechanism at the row level in sqlite)<br>
    </p>
    <div>Le 14/02/2022 à 12:51, Rahkonen Jukka
      (MML) a écrit :<br>
    </div>
    <blockquote type="cite">
      
      
      
      <div>
        <p class="MsoNormal"><span>Hi,<u></u><u></u></span></p>
        <p class="MsoNormal"><span><u></u> <u></u></span></p>
        <p class="MsoNormal"><span lang="EN-US">Maybe you can drop the rtree tables if you
            first drop the rtree_xxx triggers that belong to the data
            table. There are probably 6 of them. I don’t know if it
            helps, though. rtreecheck()
            <a href="https://sqlite.org/rtree.html" target="_blank">https://sqlite.org/rtree.html</a>
            is probably useless because you know already that the index
            is corrupted.
            <u></u><u></u></span></p>
        <p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
        <p class="MsoNormal"><span lang="EN-US">-Jukka-<u></u><u></u></span></p>
        <p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
        <div style="border-right:none;border-bottom:none;border-left:none;border-top:1pt solid rgb(225,225,225);padding:3pt 0cm 0cm">
          <p class="MsoNormal"><b>Lähettäjä:</b> Isabel Kiefer
            <a href="mailto:isabel@opengis.ch" target="_blank"><isabel@opengis.ch></a> <br>
            <b>Lähetetty:</b> maanantai 14. helmikuuta 2022 13.08<br>
            <b>Vastaanottaja:</b> Rahkonen Jukka (MML)
            <a href="mailto:jukka.rahkonen@maanmittauslaitos.fi" target="_blank"><jukka.rahkonen@maanmittauslaitos.fi></a>;
            <a href="mailto:gdal-dev@lists.osgeo.org" target="_blank">gdal-dev@lists.osgeo.org</a><br>
            <b>Aihe:</b> Re: [gdal-dev] Corrupted geopackage<u></u><u></u></p>
        </div>
        <p class="MsoNormal"><u></u> <u></u></p>
        <div>
          <div>
            <p class="MsoNormal">Hi Jukka, <u></u><u></u></p>
          </div>
          <div>
            <p class="MsoNormal"><u></u> <u></u></p>
          </div>
          <p class="MsoNormal">Yes, exactly, there are only 78 entries
            in a dump to text file. <u></u><u></u></p>
          <div>
            <p class="MsoNormal"><u></u> <u></u></p>
            <div>
              <p class="MsoNormal">In the original .gpkg-file, the
                rtree_XX_geom table is completely empty (no columns, no
                entries) - this must be where the problem comes from..<u></u><u></u></p>
            </div>
          </div>
        </div>
        <p class="MsoNormal"><u></u> <u></u></p>
        <div>
          <div>
            <p class="MsoNormal">On Mon, Feb 14, 2022 at 11:59 AM
              Rahkonen Jukka (MML) <<a href="mailto:jukka.rahkonen@maanmittauslaitos.fi" target="_blank">jukka.rahkonen@maanmittauslaitos.fi</a>>
              wrote:<u></u><u></u></p>
          </div>
          <blockquote style="border-top:none;border-right:none;border-bottom:none;border-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4.8pt;margin-right:0cm">
            <div>
              <div>
                <p class="MsoNormal">Hi,<u></u><u></u></p>
                <p class="MsoNormal"> <u></u><u></u></p>
                <p class="MsoNormal"><span lang="EN-US">And when you .dump
                    <a href="https://www.sqlitetutorial.net/sqlite-dump/" target="_blank">https://www.sqlitetutorial.net/sqlite-dump/</a>
                    the damaged table into a text file, do you only get
                    78 insert entries into it?</span><u></u><u></u></p>
                <p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
                <p class="MsoNormal"><span lang="EN-US">-Jukka-</span><u></u><u></u></p>
                <p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
                <div style="border-right:none;border-bottom:none;border-left:none;border-top:1pt solid rgb(225,225,225);padding:3pt 0cm 0cm">
                  <p class="MsoNormal"><b>Lähettäjä:</b>
                    Isabel Kiefer <<a href="mailto:isabel@opengis.ch" target="_blank">isabel@opengis.ch</a>>
                    <br>
                    <b>Lähetetty:</b> maanantai 14. helmikuuta 2022
                    12.53<br>
                    <b>Vastaanottaja:</b> Rahkonen Jukka (MML) <<a href="mailto:jukka.rahkonen@maanmittauslaitos.fi" target="_blank">jukka.rahkonen@maanmittauslaitos.fi</a>><br>
                    <b>Kopio:</b> <a href="mailto:gdal-dev@lists.osgeo.org" target="_blank">gdal-dev@lists.osgeo.org</a><br>
                    <b>Aihe:</b> Re: [gdal-dev] Corrupted geopackage<u></u><u></u></p>
                </div>
                <p class="MsoNormal"> <u></u><u></u></p>
                <div>
                  <p class="MsoNormal">Thanks
                    for your suggestion, Jukka! I tried all the advice
                    from stackoverflow. I can do ".recover", but get
                    only the features that have been visible all along. <u></u><u></u></p>
                  <div>
                    <p class="MsoNormal">In
                      the original .gpkg, I cannot DROP the affected
                      RTree-Index. It gives me the same disk malformed
                      error. But that would also have been my initial
                      idea... <u></u><u></u></p>
                  </div>
                </div>
                <p class="MsoNormal"> <u></u><u></u></p>
                <div>
                  <div>
                    <p class="MsoNormal">On
                      Mon, Feb 14, 2022 at 9:26 AM Rahkonen Jukka (MML)
                      <<a href="mailto:jukka.rahkonen@maanmittauslaitos.fi" target="_blank">jukka.rahkonen@maanmittauslaitos.fi</a>>
                      wrote:<u></u><u></u></p>
                  </div>
                  <blockquote style="border-top:none;border-right:none;border-bottom:none;border-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin:5pt 0cm 5pt 4.8pt">
                    <div>
                      <div>
                        <p class="MsoNormal">Hi,<u></u><u></u></p>
                        <p class="MsoNormal"> <u></u><u></u></p>
                        <p class="MsoNormal"><span lang="EN-US">Without being able to see your
                            database it is hard to give more advice that
                            <a href="https://stackoverflow.com/questions/18259692/how-to-recover-a-corrupt-sqlite3-database/18260642" target="_blank">
https://stackoverflow.com/questions/18259692/how-to-recover-a-corrupt-sqlite3-database/18260642</a>
                            gives. Did you try all of them? Because the
                            problem has something to do with the spatial
                            index I would have a try be dropping it and
                            repeating the suggested tricks.</span><u></u><u></u></p>
                        <p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
                        <p class="MsoNormal"><span lang="EN-US">-Jukka Rahkonen-</span><u></u><u></u></p>
                        <p class="MsoNormal"><span lang="EN-US"> </span><u></u><u></u></p>
                        <div style="border-right:none;border-bottom:none;border-left:none;border-top:1pt solid rgb(225,225,225);padding:3pt 0cm 0cm">
                          <p class="MsoNormal"><b>Lähettäjä:</b>
                            gdal-dev <<a href="mailto:gdal-dev-bounces@lists.osgeo.org" target="_blank">gdal-dev-bounces@lists.osgeo.org</a>>
                            <b>Puolesta </b>Isabel Kiefer<br>
                            <b>Lähetetty:</b> maanantai 14. helmikuuta
                            2022 10.17<br>
                            <b>Vastaanottaja:</b> <a href="mailto:gdal-dev@lists.osgeo.org" target="_blank">gdal-dev@lists.osgeo.org</a><br>
                            <b>Aihe:</b> [gdal-dev] Corrupted geopackage<u></u><u></u></p>
                        </div>
                        <p class="MsoNormal"> <u></u><u></u></p>
                        <div>
                          <p class="MsoNormal">Hi
                            everyone,<u></u><u></u></p>
                          <div>
                            <p class="MsoNormal"> <u></u><u></u></p>
                          </div>
                          <div>
                            <p class="MsoNormal">I've
                              a problem with a corrupted geopackage. <u></u><u></u></p>
                          </div>
                          <div>
                            <p class="MsoNormal">It
                              should contain a table with 694 entries,
                              but only 78 are visible when opening the
                              file with DB Browser for SQLite or QGIS.
                              The table gpkg_ogr_contents says 694
                              though. When opening the .gpkg with a
                              Notepad or similar, I can see that there
                              are more than 78 entries.<u></u><u></u></p>
                          </div>
                          <div>
                            <p class="MsoNormal"> <u></u><u></u></p>
                          </div>
                          <div>
                            <p class="MsoNormal">The
                              error message in DB Browser is "database
                              disk image is malformed in "PRAGMA
                              "main".TABLE_INFO("rtree_XXX");" So it
                              seems that there is a problem with the
                              index of the concerned table.<u></u><u></u></p>
                          </div>
                          <div>
                            <p class="MsoNormal"> <u></u><u></u></p>
                          </div>
                          <div>
                            <p class="MsoNormal">Does anyone
                              know how to fix this? I tried 
                              <a href="https://stackoverflow.com/questions/18259692/how-to-recover-a-corrupt-sqlite3-database/18260642" target="_blank">
                                <span style="font-size:10.5pt;font-family:Roboto">https://stackoverflow.com/questions/18259692/how-to-recover-a-corrupt-sqlite3-database/18260642</span></a> but
                              without success.<br clear="all">
                              <u></u><u></u></p>
                            <div>
                              <p class="MsoNormal"> <u></u><u></u></p>
                            </div>
                            <div>
                              <p class="MsoNormal">Thanks
                                in advance for your help!<u></u><u></u></p>
                            </div>
                            <div>
                              <p class="MsoNormal">Isabel<u></u><u></u></p>
                            </div>
                            <div>
                              <p class="MsoNormal"> <u></u><u></u></p>
                            </div>
                            <p class="MsoNormal">--
                              <u></u><u></u></p>
                            <div>
                              <div>
                                <p class="MsoNormal"><span style="font-family:Arial,sans-serif">Isabel Kiefer</span><u></u><u></u></p>
                                <div>
                                  <p class="MsoNormal"><span style="font-family:Arial,sans-serif">OPENGIS.ch</span><u></u><u></u></p>
                                </div>
                                <div>
                                  <p class="MsoNormal"> <u></u><u></u></p>
                                </div>
                                <div>
                                  <p class="MsoNormal"><span style="font-size:7.5pt;font-family:Arial,sans-serif"><a href="mailto:isabel@opengis.ch" target="_blank">isabel@opengis.ch</a></span><u></u><u></u></p>
                                </div>
                                <div>
                                  <p class="MsoNormal"> <u></u><u></u></p>
                                </div>
                              </div>
                            </div>
                          </div>
                        </div>
                      </div>
                    </div>
                  </blockquote>
                </div>
              </div>
            </div>
          </blockquote>
        </div>
      </div>
      <br>
      <fieldset></fieldset>
      <pre>_______________________________________________
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</pre>
    </blockquote>
    <pre cols="72">-- 
<a href="http://www.spatialys.com" target="_blank">http://www.spatialys.com</a>
My software is free, but my time generally not.</pre>
  </div>

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</blockquote></div>