PostGIS

ST_Reverse
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ST_Reverse

8.5. Geometry Editors

Name

ST_Reverse — Return the geometry with vertex order reversed.

Synopsis

geometry +`*`+ST_Reverse*(`geometry `g1`)`;

Description

Can be used on any geometry and reverses the order of the vertexes.

Enhanced: 2.4.0 support for curves was introduced.

check This function supports 3d and will not drop the z-index.

check This function supports Polyhedral surfaces.

Examples

SELECT ST_AsText(geom) as line, ST_AsText(ST_Reverse(geom)) As reverseline
FROM
(SELECT ST_MakeLine(ST_Point(1,2),
        ST_Point(1,10)) As geom) as foo;
--result
        line         |     reverseline
---------------------+----------------------
LINESTRING(1 2,1 10) | LINESTRING(1 10,1 2)

ST_RemoveRepeatedPoints

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