Postgresql更新geometry类型字段

执行如下语句即可：

UPDATE hngsmmzt.hngs_gsmm_pt set geom=public.ST_SetSRID(public.ST_MakePoint(jd,wd),4490) 
where jd is not null and  wd is not null and geom is null;

用到的Postgis的函数：

• ST_MakePoint(x,y)
• ST_SetSRID(Point,srid)

 

来源：oschina

链接：https://my.oschina.net/boonya/blog/3168869