摘要: 方案一 select Lon,Lat from pntsnew order by greatCircleDistance(Lon,Lat,-120.419219,34.889755999999998) limit 1 方案二 CREATE TABLE pntsnew ENGINE = MergeTr 阅读全文
posted @ 2021-01-20 15:43 polong 阅读(814) 评论(0) 推荐(0) 编辑