Distance between 2 POINTs in Postgis in srid 4326 in metres
This is probably a simple question, but I'm not very good at PostGIS and don't fully grok all of this. Basically I have a table (nodes) with a POINT column (point). I have created an index on this column create index nodes__points on nodes using gist (point) The column was created with select addgeometrycolumn('nodes', 'points', 'POINT', 4326, 2) I am using srid 4326 because I'm adding data that's
Documentation - PostGIS ActiveRecord Adapter 0.6.5 Documentation
Documentation for the PostGIS ActiveRecord Adapter¶ ↑ This document provides basic how-to information that should help get you started with integrating your Rails application with a PostGIS database. We cover three parts: How to install the adapter, and how to configure your database.yml. How to set up and configure spatial columns and tables. How to read, write, and query spatial data. This docum
1
リリース、障害情報などのサービスのお知らせ
最新の人気エントリーの配信
j次のブックマーク
k前のブックマーク
lあとで読む
eコメント一覧を開く
oページを開く
ST_DWithin
ST_AsText
GitHub - rgeo/activerecord-postgis-adapter: ActiveRecord connection adapter for PostGIS, based on postgresql and rgeo