ST_MaxX

Definición

ST_MaxX toma una geometría como un parámetro de entrada y devuelve la coordenada x máxima.

Sintaxis

sde.st_maxx (g1 sde.st_geometry)

Tipo de devolución

Número

Ejemplo

Oracle

CREATE TABLE maxx_test (id integer, geometry sde.st_geometry);  INSERT INTO MAXX_TEST VALUES ( 1901, sde.st_polygon ('polygon zm((110 120 20 3, 110 140 22 3, 120 130 26 4, 110 120 20 3))', 0) );  INSERT INTO MAXX_TEST VALUES ( 1902, sde.st_polygon ('polygon zm((0 0 40 7, 0 4 35 9, 5 4 32 12, 5 0 31 5, 0 0 40 7))', 0) );  SELECT id, sde.st_maxx (geometry) Max_X FROM MAXX_TEST;          ID      MAX_X        1901        120       1902          5

PostgreSQL

CREATE TABLE maxx_test (id integer, geometry sde.st_geometry);  INSERT INTO maxx_test VALUES ( 1901, sde.st_polygon ('polygon zm((110 120 20 3, 110 140 22 3, 120 130 26 4, 110 120 20 3))', 0) );  INSERT INTO maxx_test VALUES ( 1902, sde.st_polygon ('polygon zm((0 0 40 7, 0 4 35 9, 5 4 32 12, 5 0 31 5, 0 0 40 7))', 0) );  SELECT id, sde.st_maxx (geometry) AS Max_X FROM maxx_test;          id      max_x        1901        120       1902          5

3/6/2012