Changes between Version 19 and Version 20 of WKTRaster/Documentation01

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Timestamp:
06/17/09 08:39:47 (4 years ago)
Author:
pracine
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  • WKTRaster/Documentation01

    v19 v20  
    188188  The PostGIS WKT Raster extensions should now be loaded and ready to use. 
    189189 
    190 = '''3 - FAQ''' = 
    191  
    192 '''3.1 - What is the meaning of "WKT" in WKT Raster?''' 
    193  
    194 '''3.2 - How is WKT Raster different than the Oracle SDO_GEORASTER and SDO_RASTER types?''' 
    195  
    196 '''3.3 - Why do you say "WKT Raster goal is to implement the RASTER type as much as possible like the GEOMETRY type is implemented in PostGIS"? Vector and raster are very different and have always been threated differently in GIS packages.''' 
    197  
    198 '''3.4 - Why does every tile is georeferenced?''' 
    199  
    200 '''3.5 - How come it is possible to store overlapping rasters in the same table? In a raster, tiles should not overlaps.''' 
    201  
    202 '''4.6 - How do a load my raster in the database using WKT Raster?''' 
    203  
    204 '''4.7 - How do I dump my raster from the database into the filesystem using WKT Raster?''' 
    205  
    206  
    207  
    208 = '''4 - Using PostGIS WKT Raster''' = 
    209  
    210  
    211 == '''4.1 - The PostGIS WKT Raster Type''' == 
     190 
     191= '''3 - Using PostGIS WKT Raster''' = 
     192 
     193 
     194== '''3.1 - The PostGIS WKT Raster Type''' == 
    212195 
    213196Like the PostGIS "geometry" type, WKT Raster "raster" type is a new PostgreSQL type. This mean each raster or raster tile is stored as a row of data in a database table. It is a complex type embedding many informations about each raster (width, height, number of band, pixeltype for each band and nodatavalue for each band) and its geolocalisation (pixelsize, upper left pixel center, rotation and SRID). 
    214197 
    215198 
    216 == '''4.2 - Integration with PostGIS''' == 
    217  
    218  
    219 == '''4.3 - Loader/Dumper''' == 
    220  
    221  
    222 == '''4.4 - Building Indexes''' == 
    223  
    224  
    225 == '''4.5 - Examples''' == 
    226  
    227  
    228 = '''5 - Uploading Strategy & Performance Tips''' = 
    229  
    230 [[BR]] 
    231  
    232 = '''6 - PostGIS WKT Raster Reference''' = 
    233  
    234  
    235 == '''6.1 - Management Functions''' == 
    236  
    237  
    238 == '''6.2 - Raster Relationship Functions''' == 
    239  
    240  
    241 == '''6.3 - Raster Processing Functions''' == 
    242  
    243  
    244 == '''6.4 - Raster Accessors''' == 
    245  
    246  
    247 == '''6.5 - Raster Constructors''' == 
    248  
    249  
    250 == '''6.6 - Raster Operators''' == 
    251  
    252  
    253 == '''6.7 - Raster Outputs''' == 
    254  
    255  
    256 == '''6.8 - Raster Editors''' == 
    257  
    258  
    259 = '''7 - Reporting Problems''' = 
     199== '''3.2 - Integration with PostGIS''' == 
     200 
     201 
     202== '''3.3 - Loader/Dumper''' == 
     203 
     204 
     205== '''3.4 - Building Indexes''' == 
     206 
     207 
     208== '''3.5 - Examples''' == 
     209 
     210 
     211= '''4 - Uploading Strategy & Performance Tips''' = 
     212 
     213[[BR]] 
     214 
     215= '''5 - PostGIS WKT Raster Reference''' = 
     216 
     217 
     218== '''5.1 - Management Functions''' == 
     219 
     220 
     221== '''5.2 - Raster Relationship Functions''' == 
     222 
     223 
     224== '''5.3 - Raster Processing Functions''' == 
     225 
     226 
     227== '''5.4 - Raster Accessors''' == 
     228 
     229 
     230== '''5.5 - Raster Constructors''' == 
     231 
     232 
     233== '''5.6 - Raster Operators''' == 
     234 
     235 
     236== '''5.7 - Raster Outputs''' == 
     237 
     238 
     239== '''5.8 - Raster Editors''' == 
     240 
     241 
     242= '''6 - Reporting Problems''' = 
    260243 
    261244[[BR]]