st_distance_sphere函数是MySQL中用于计算地理位置之间距离的函数。通过调整动态参数,我们可以根据实际需求来调整计算结果的精度和单位。在处理大量地理数据时,使用st_distance_sphere函数可以帮助我们快速准确地计算距离,从而实现定位、导航、地图等应用的功能。
MySQL以米为单位计算距离ST_Distance_Sphere(g1, g2 [, radius]),mysql官网: https://dev.mysql.com/doc/refman/5.7/en/spatial-convenience-functions.html#function_st-distance-spherehttps://www.it1352.com/1663704.htmlht
mysql官网: https://dev.mysql.com/doc/refman/5.7/en/spatial-convenience-functions.html#function_st-distance-sphere https://www.it1352.com/1663704.ht
MySQL以米为单位计算距离ST_Distance_Sphere(g1, g2 [, radius]) 2020-12-18 11:59 −... Peter.Jones 0 699 Edit Distance 2019-12-21 21:44 −Description Given two words word1 and word2, find the minimum number of steps required to convert word1 to word2. (each operation i... ...