Home > Developer > MySQL

Mysql takes the specified latitude and longitude to calculate the distance from the database.

Source: Internet
Author: User
Tags asin cos pow sin
Developer on Alibaba Coud: Build your first app with APIs, SDKs, and tutorials on the Alibaba Cloud. Read more ＞ 


Formulas such as the following, unit meters: 1th Latitude: lng1 lat1 2nd latitude and Longitude: lng2 lat2round (6378.138*2*asin (Pow (sqrt (LAT1*PI ()/180-LAT2*PI (180)/2), 2 ) +cos (Lat1*pi ()/180) *cos (Lat2*pi ()/180) *pow (Sin ((Lng1*pi ()/180-lng2*pi ()/180)/2), 2))) *1000) For example: SELECT store_id, Lng,lat,round (6378.138*2*asin (SQRT (POW (22.299439*pi ()/180-lat*pi ()/180)/2), 2) +cos (22.299439*pi ()/180) *COS (Lat*pi ()/180) *pow (SIN ((114.173881*pi ()/180-lng*pi ()/180)/2), 2))) *1000) as Julifrom Store_info having juli > 500ORDER by Juli Desclimit 100


Mysql takes the specified latitude and longitude to calculate the distance from the database.

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
get the permalink wordpress the field calculate distance between two coordinates latitude longitude how to get latitude and longitude from address how to get latitude and longitude from google maps get latitude and longitude from country name get longitude and latitude from address php
Related Article
MySQL batch update and batch update different values for mult...
The solution of no package Mysql-server available error when ...
The efficiency of MySQL nested query and connection query

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

What's Trending
Top 10 Tags
datastax versions naming convention zookeeper client class definition md5 microsoft sql server 2005 data structures exception handling error handling
Top 10 Keywords
microsoft download center down wordpress address url site address url wordpress address url windows installer 4 0 download 302 not found web address url definition site address url wordpress db2 integer mac os installation step by step pdf abbreviation for return

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

Get Started for Free

  • Sales Support

    1 on 1 presale consultation

    Chat Contact Sales

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

    Open a Ticket

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.

    Learn More