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{
"name": "intersection",
"type": "function",
"groups": ["GeometryGroup"],
"description": "Returns a geometry that represents the shared portion of two geometries.",
"arguments": [{
"arg": "geometry1",
"description": "a geometry"
}, {
"arg": "geometry2",
"description": "a geometry"
}],
"examples": [{
"expression": "geom_to_wkt( intersection( geom_from_wkt( 'LINESTRING(3 3, 4 4, 5 5)' ), geom_from_wkt( 'LINESTRING(3 3, 4 4)' ) ) )",
"returns": "'LINESTRING(3 3, 4 4)'"
}, {
"expression": "geom_to_wkt( intersection( geom_from_wkt( 'LINESTRING(3 3, 4 4, 5 5)' ), geom_from_wkt( 'MULTIPOINT(3.5 3.5, 4 5)' ) ) )",
"returns": "'POINT(3.5 3.5)'"
}],
"tags": ["shared", "represents", "portion"]
}