ST_EndPoint returns the last point of a linestring.
Oracle
sde.st_endpoint (ln1 sde.st_geometry)
PostgreSQL
st_endpoint (ln1 st_geometry)
The endpoint_test table stores the gid integer column, which uniquely identifies each row, and the ln1 ST_LineString column, which stores linestrings.
Oracle
CREATE TABLE endpoint_test (gid integer, ln1 sde.st_geometry);
PostgreSQL
CREATE TABLE endpoint_test (gid integer, ln1 st_geometry);
The INSERT statements insert linestrings into the endpoint_test table. The first linestring doesn't have z-coordinates or measures, while the second one does.
Oracle
INSERT INTO endpoint_test VALUES (
1,
sde.st_linefromtext ('linestring (10.02 20.01, 23.73 21.92, 30.10 40.23)', 0)
);
INSERT INTO endpoint_test VALUES (
2,
sde.st_linefromtext ('linestring zm(10.02 20.01 5.0 7.0, 23.73 21.92 6.5 7.1,30.10 40.23 6.9 7.2)', 0)
);
PostgreSQL
INSERT INTO endpoint_test VALUES (
1,
st_linestring ('linestring (10.02 20.01, 23.73 21.92, 30.10 40.23)', 0)
);
INSERT INTO endpoint_test VALUES (
2,
st_linestring ('linestring zm(10.02 20.01 5.0 7.0, 23.73 21.92 6.5 7.1,30.10 40.23 6.9 7.2)', 0)
);
The query lists the gid column with the output of the ST_EndPoint function. The ST_EndPoint function generates an ST_Point geometry.
Oracle
SELECT gid, sde.st_astext (sde.st_endpoint (ln1)) Endpoint
FROM endpoint_test;
GID Endpoint
1 POINT (30.10 40.23)
2 POINT ZM (30.10 40.23 6.9 7.2)
PostgreSQL
SELECT gid, st_astext (st_endpoint (ln1)) AS Endpoint
FROM endpoint_test;
gid endpoint
1 POINT (30.10 40.23)
2 POINT ZM (30.10 40.23 6.9 7.2)