{ "name": "make_point_m", "type": "function", "groups": ["GeometryGroup"], "description": "Creates a point geometry from an x, y coordinate and m value.", "arguments": [{ "arg": "x", "description": "x coordinate of point" }, { "arg": "y", "description": "y coordinate of point" }, { "arg": "m", "description": "m value of point" }], "examples": [{ "expression": "geom_to_wkt(make_point_m(2,4,6))", "returns": "'PointM (2 4 6)'" }], "tags": ["point", "coordinate"] }