ããã ãã§çµããããã®ããããªã®ã§ãå®éã«PostGISã¨PostgreSQLå¹¾ä½ãã¼ã¿åã®å¨è¾ºæ¤ç´¢ã®æ¯è¼ãè¡ã£ã¦ã¿ãã çµæã¯...ããã ãã¢ã¸ã£ãçµæã¨ãã¦ã¯ã¡ãã£ã¨æ¥ããããï¼1å1æã«çµãã£ãã ï¼ã¨ã¯ãããå è¨äºãã®ã¾ã¾ã®ããæ¹ã§ã¯ããããæ¯è¼ã®å¯¾è±¡ã«ããã§ãããåã¨ã³ããªã§ç§ããã©ãã¼ããããæ¹ã¨PostGISã¨ã®æ¯è¼ãªã®ã§ãã¡ãã£ã¨åå¼ããã ãããã¨ããããã¨ããã§ãããï¼ ä½ããã£ã¦1å1æã¨ãããã«ã¤ãã¦ã¯ã以ä¸è¨äºåç §ã ã¨ãããããçµã¿è¾¼ã¿ã®å¹¾ä½ãã¼ã¿åã¨PostGISã¸ãªã¡ããªåã®ã«ã©ã ãæã¤ãã¼ãã«ä½æã CREATE TABLE geodata (id serial, geo_pseudo point); SELECT AddGeometryColumn('geodata', 'geo_right', 4326, 'POINT', 2 ); ãããªæãã§ã
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