MI_GridMinValue
Description
Returns the minimum grid value as a double.
Syntax
MI_GridMinValue ( GridInfo )
Arguments
GridInfo is an expression which returns a GridInfo, where GridInfo is the name of the RasterColumn in the table, by default it is MI_RASTER.
Remarks
Raster tables expose a RasterInfo and grid tables expose a GridInfo as the value for the MI_Raster column. This function applies only to Grid images.