Harrissou Sant-anna ae8ea31a0f More updates of expression help
- Expose default values of args
- Fix args name or description
- Fix/add more examples (to show various possibilities of a function or so
that functions that relate have examples that relate)
2020-08-21 13:02:35 +10:00

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{
"name": "geom_to_wkt",
"type": "function",
"groups": ["GeometryGroup"],
"description": "Returns the Well-Known Text (WKT) representation of the geometry without SRID metadata.",
"arguments": [ {"arg":"geometry","description":"a geometry"},
{"arg":"precision","description":"numeric precision", "optional":true, "default":"8"}],
"examples": [ { "expression":"geom_to_wkt( make_point(6, 50) )", "returns":"'POINT(6 50)'"},
{ "expression":"geom_to_wkt(centroid(geom_from_wkt('Polygon((1 1, 0 0, -1 1, 1 1))')))", "returns":"POINT(0 0.66666667)"},
{ "expression":"geom_to_wkt(centroid(geom_from_wkt('Polygon((1 1, 0 0, -1 1, 1 1))')), 2)", "returns":"POINT(0 0.67)"}
]
}