1interpolate point - Double second geometry
2:memory: #use in-memory database
3SELECT ST_InterpolatePoint(GeomFromText('LINESTRING M(0 0 0, 10 0 20)'), 1.5);
41 # rows (not including the header row)
51 # columns
6ST_InterpolatePoint(GeomFromText('LINESTRING M(0 0 0, 10 0 20)'), 1.5)
7(NULL)
8