| 6 | |
| 7 | Determining the right overview |
| 8 | |
| 9 | Reading one raster row |
| 10 | |
| 11 | Reading a table as one raster |
| 12 | |
| 13 | 1) Reading PostGIS Raster relying solely on GDAL |
| 14 | |
| 15 | 2) Reading PostGIS Raster relying on the raster_column table and GDAL |
| 16 | |
| 17 | 3) Reading PostGIS Raster relying on the raster_column table, the raster_overview table and GDAL |
| 18 | |
| 19 | 4) Reading PostGIS Raster relying on the raster_column table, the raster_overview table and ST_AsBinary() |
| 20 | |
| 21 | 5) Reading PostGIS Raster relying on the raster_column table, the raster_overview table and ST_AsJPEG() |