<div dir="ltr">You are correct overviews are powers based. Also it does not look like you specified tile size in your raster2pgsql statement<div><br></div><div><br></div><div><span style="color:rgb(0,0,0);font-size:12.8px">raster2pgsql -s <SRID> -d -Y -e -I -C -F -M -t <pixels> x <pixels> -l 2,4,8,16,32</span><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, May 10, 2017 at 11:04 AM, Osahon Oduware <span dir="ltr"><<a href="mailto:osahon.gis@gmail.com" target="_blank">osahon.gis@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Hi All,</div><div><br></div><div>I tried loading a raster with overviews using the raster2pgsql tool using the syntax below:</div><div><br></div><div>raster2pgsql -s <SRID> -d -Y -e -I -C -F -M -l 2,4,8,16,32,64,128,256,512,<wbr>1024,2048,4096,8192,16384,<wbr>32768,65536 /path/to/raster/file <table_name> | psql -h <host_address> -U postgres -p 5432 -d <database></div><div><br></div><div>but it gave an error message stating that the overview factor cannot be more than 1,000.</div><div><br></div><div>I would like to know how the Overview-factor works. Must the value for the Overview-factor be in Powers of 2 (i.e. 2,4,8,16,...)?</div><div><br></div><div>I would be glad if someone could help my understanding.</div></div>
<br>______________________________<wbr>_________________<br>
postgis-users mailing list<br>
<a href="mailto:postgis-users@lists.osgeo.org">postgis-users@lists.osgeo.org</a><br>
<a href="https://lists.osgeo.org/mailman/listinfo/postgis-users" rel="noreferrer" target="_blank">https://lists.osgeo.org/<wbr>mailman/listinfo/postgis-users</a><br></blockquote></div><br></div>