Add index on places geodata osm id

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ## Fixed
 
 - Points limit exceeded check is now cached.
+- Reverse geocoding for places is now significantly faster.
 
 
 # [0.30.0] - 2025-07-21

db/migrate/20250721204404_add_index_on_places_geodata_osm_id.rb

@@ -0,0 +1,10 @@
+class AddIndexOnPlacesGeodataOsmId < ActiveRecord::Migration[8.0]
+  disable_ddl_transaction!
+
+  def change
+    add_index :places, "(geodata->'properties'->>'osm_id')", 
+              using: :btree, 
+              name: 'index_places_on_geodata_osm_id',
+              algorithm: :concurrently
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2025_07_03_193657) do
+ActiveRecord::Schema[8.0].define(version: 2025_07_21_204404) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"
   enable_extension "postgis"
@@ -77,6 +77,9 @@ ActiveRecord::Schema[8.0].define(version: 2025_07_03_193657) do
     t.index ["name"], name: "index_countries_on_name"
   end
 
+  create_table "data_migrations", primary_key: "version", id: :string, force: :cascade do |t|
+  end
+
   create_table "exports", force: :cascade do |t|
     t.string "name", null: false
     t.string "url"
@@ -143,6 +146,7 @@ ActiveRecord::Schema[8.0].define(version: 2025_07_03_193657) do
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.geography "lonlat", limit: {srid: 4326, type: "st_point", geographic: true}
+    t.index "(((geodata -> 'properties'::text) ->> 'osm_id'::text))", name: "index_places_on_geodata_osm_id"
     t.index ["lonlat"], name: "index_places_on_lonlat", using: :gist
   end