MySQL also offers this natively which allows for speed improvements compared to calculating it yourself in a script: https://dev.mysql.com/doc/refman/5.7/en/spa

MySQL also offers this natively which allows for speed improvements compared to calculating it yourself in a script: https://dev.mysql.com/doc/refman/5.7/en/spatial-convenience-functions.html https://dev.mysql.com/doc/refman/5.7/en/spatial-convenience-...