ST_Surface
注:
仅 Oracle 中的 ST_Geomety
定义
ST_Surface 用于由熟知文本表示构造表面要素。
语法
sde.st_surface (wkt clob, srid integer)
返回类型
ST_Polygon
示例
CREATE TABLE surf_test (id integer, geometry sde.st_geometry); INSERT INTO SURF_TEST VALUES ( 1110, sde.st_surface ('polygon ((110 120, 110 140, 120 130, 110 120))', 0) ); SELECT id, sde.st_astext (geometry) SURFACE FROM SURF_TEST WHERE id = 1110; ID SURFACE 1110 POLYGON ((110.00000000 120.00000000, 120.00000000 130.00000000 110.00000000 140.00000000, 110.00000000 120.00000000))
7/10/2012