<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Are you running postgres inside the docker container or are you using your own?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I wasn’t clear if you are just using the raster2pgsql from docker or you are using the postgresql as well.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>It’s possible inside the container it doesn’t know the path as such.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Try this query in your postgresql, to see if your postgresql can read that path<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>SELECT *<o:p></o:p></p><p class=MsoNormal> FROM pg_ls_dir('/directory_docker');<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>And can read the file<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>SELECT *<o:p></o:p></p><p class=MsoNormal> FROM pg_stat_file('/directory_docker/ou_s6_01_01_stack.tif ');<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><div style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt'><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> postgis-users <postgis-users-bounces@lists.osgeo.org> <b>On Behalf Of </b>andy via postgis-users<br><b>Sent:</b> Monday, December 4, 2023 5:24 PM<br><b>To:</b> PostGIS Users Discussion <postgis-users@lists.osgeo.org><br><b>Cc:</b> andy <aborruso@gmail.com><br><b>Subject:</b> [postgis-users] out db: not able to query the raster<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Hi,<o:p></o:p></p><div><p class=MsoNormal>if I run "SELECT (ST_BandMetaData(rast)).* FROM rasters_outdb LIMIT 1;", in the field path I have "/directory_docker/ou_s6_01_01_stack.tif"<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>If I run "ls -l /directory_docker/ou_s6_01_01_stack.tif" I have<br><br>-rwxr--r-- 1 1000 1000 2100227 Dec 4 08:32 /directory_docker/ou_s6_01_01_stack.tif<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>But when I run "SELECT ST_Value(rast, 1, 1) FROM rasters_outdb;" I get <br><br>ERROR: rt_band_load_offline_data: Cannot open offline raster: /directory_docker/ou_s6_01_01_stack.tif<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Why is it offline? It's there.<o:p></o:p></p></div><div><p class=MsoNormal>I'm using postgis/postgis:16-master<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I have created the sql file to load it in postgres, running<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>raster2pgsql -I -C -M -F -t auto -R /directory_docker/ou_s6_01_01_stack.tif public.rasters_outdb<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>How to read the pixel values using a PG SQL query?<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thank you<br clear=all><o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal><span class=gmailsignatureprefix>-- </span><o:p></o:p></p><div><div><div><div><div><div><div><div><div><div><div><div><div><p class=MsoNormal><span style='font-size:12.0pt'>___________________</span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Andrea Borruso<br>website: <a href="https://medium.com/tantotanto" target="_blank">https://medium.com/tantotanto</a><br>38° 7' 48" N, 13° 21' 9" E, EPSG:4326<br><span style='font-size:12.0pt'>___________________</span><br><br>"cercare e saper riconoscere chi e cosa,<br> in mezzo all’inferno, non è inferno, <br>e farlo durare, e dargli spazio"<br><br>Italo Calvino<o:p></o:p></p></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></body></html>