Changes between Version 16 and Version 17 of WKTRaster/SpecificationFinal01


Ignore:
Timestamp:
May 18, 2010, 10:19:34 AM (14 years ago)
Author:
pracine
Comment:

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  • WKTRaster/SpecificationFinal01

    v16 v17  
    115115Return the !NoDataValue of the specified  1-based Nth band of raster. Band index is 1-based. The value is always returned as a float32 even if the pixel type is integer.
    116116
     117'''ST_Metadata(raster) -> record'''[[BR]]
     118Returns all the metadata associated with a raster (upper left x, upper left y, width, height, pixelsize x, pixelsize y, skew x, skew y, srid, numbands in this order). Does not include any band metadata. If you want band metadata, add ST_BandMetadata(raster, integer) to your query.
     119
     120'''ST_BandMetadata(raster, integer) -> record'''[[BR]]
     121Returns all the metadata associated with a raster band (pixeltype, has nodata value, nodata value, is stored out-db, path, in this order). Does not include embedding raster metadata. If you want embedding raster metadata, add ST_Metadata(raster) to your query.
     122
     123
    117124----
    118125== '''RASTER_COLUMNS Metadata Table''' ==