ST_Length2D — Returns the 2-dimensional length of the geometry if it is a linestring or multi-linestring. This is an alias for ST_Length
ST_Length
float ST_Length2D(geometry a_2dlinestring);
float ST_Length2D(
)
Returns the 2-dimensional length of the geometry if it is a linestring or multi-linestring. This is an alias for ST_Length
ST_Length, ST_Length3D