Rephrase the OCI description for clarity

[rails.git] / db / migrate / 006_tile_nodes.rb

diff --git a/db/migrate/006_tile_nodes.rb b/db/migrate/006_tile_nodes.rb
index b56a095a44bee5499085ee9c339cd237e310adcd..7fdb34e5782c60e56ffe9da29ded0177778601cf 100644 (file)
--- a/db/migrate/006_tile_nodes.rb
+++ b/db/migrate/006_tile_nodes.rb
@@ -1,37 +1,41 @@
-require 'migrate'
+class TileNodes < ActiveRecord::Migration[4.2]
+  class Node < ApplicationRecord
+    self.table_name = "current_nodes"
+  end
+
+  class OldNode < ApplicationRecord
+    self.table_name = "nodes"
+  end
 
-class TileNodes < ActiveRecord::Migration
   def self.upgrade_table(from_table, to_table, model)
     if ENV["USE_DB_FUNCTIONS"]
-      execute <<-END_SQL
+      execute <<-SQL.squish
       INSERT INTO #{to_table} (id, latitude, longitude, user_id, visible, tags, timestamp, tile)
       SELECT id, ROUND(latitude * 10000000), ROUND(longitude * 10000000),
              user_id, visible, tags, timestamp,
              tile_for_point(CAST(ROUND(latitude * 10000000) AS INTEGER),
                             CAST(ROUND(longitude * 10000000) AS INTEGER))
       FROM #{from_table}
-      END_SQL
+      SQL
     else
-      execute <<-END_SQL
+      execute <<-SQL.squish
       INSERT INTO #{to_table} (id, latitude, longitude, user_id, visible, tags, timestamp, tile)
       SELECT id, ROUND(latitude * 10000000), ROUND(longitude * 10000000),
              user_id, visible, tags, timestamp, 0
       FROM #{from_table}
-      END_SQL
+      SQL
 
-      model.find(:all).each do |n|
-        n.save!
-      end
+      model.all.each(&:save!)
     end
   end
 
   def self.downgrade_table(from_table, to_table)
-    execute <<-END_SQL
+    execute <<-SQL.squish
     INSERT INTO #{to_table} (id, latitude, longitude, user_id, visible, tags, timestamp)
     SELECT id, latitude / 10000000, longitude / 10000000,
            user_id, visible, tags, timestamp
     FROM #{from_table}
-    END_SQL
+    SQL
   end
 
   def self.up
@@ -39,46 +43,46 @@ class TileNodes < ActiveRecord::Migration
 
     rename_table "current_nodes", "current_nodes_v5"
 
-    create_table "current_nodes", innodb_table do |t|
-      t.column "id",        :bigint_pk_64,                           :null => false
-      t.column "latitude",  :integer,                                :null => false
-      t.column "longitude", :integer,                                :null => false
-      t.column "user_id",   :bigint,   :limit => 20,                 :null => false
-      t.column "visible",   :boolean,                                :null => false
-      t.column "tags",      :text,                   :default => "", :null => false
-      t.column "timestamp", :datetime,                               :null => false
-      t.column "tile",      :integer,                                :null => false
+    create_table "current_nodes", :id => false do |t|
+      t.column "id",        :bigserial, :primary_key => true, :null => false
+      t.column "latitude",  :integer, :null => false
+      t.column "longitude", :integer, :null => false
+      t.column "user_id",   :bigint, :null => false
+      t.column "visible",   :boolean, :null => false
+      t.column "tags",      :text, :default => "", :null => false
+      t.column "timestamp", :datetime, :null => false
+      t.column "tile",      :integer, :null => false
     end
 
     add_index "current_nodes", ["timestamp"], :name => "current_nodes_timestamp_idx"
     add_index "current_nodes", ["tile"], :name => "current_nodes_tile_idx"
 
-    change_column "current_nodes", "tile", :four_byte_unsigned
+    change_column "current_nodes", "tile", :bigint
 
     upgrade_table "current_nodes_v5", "current_nodes", Node
-    
+
     drop_table "current_nodes_v5"
 
-    remove_index "nodes", :name=> "nodes_uid_idx"
-    remove_index "nodes", :name=> "nodes_timestamp_idx"
+    remove_index "nodes", :name => "nodes_uid_idx"
+    remove_index "nodes", :name => "nodes_timestamp_idx"
     rename_table "nodes", "nodes_v5"
 
-    create_table "nodes", myisam_table do |t|
-      t.column "id",        :bigint,   :limit => 64,                 :null => false
-      t.column "latitude",  :integer,                                :null => false
-      t.column "longitude", :integer,                                :null => false
-      t.column "user_id",   :bigint,   :limit => 20,                 :null => false
-      t.column "visible",   :boolean,                                :null => false
-      t.column "tags",      :text,                   :default => "", :null => false
-      t.column "timestamp", :datetime,                               :null => false
-      t.column "tile",      :integer,                                :null => false
+    create_table "nodes", :id => false do |t|
+      t.column "id",        :bigint, :null => false
+      t.column "latitude",  :integer, :null => false
+      t.column "longitude", :integer, :null => false
+      t.column "user_id",   :bigint, :null => false
+      t.column "visible",   :boolean, :null => false
+      t.column "tags",      :text, :default => "", :null => false
+      t.column "timestamp", :datetime, :null => false
+      t.column "tile",      :integer, :null => false
     end
 
     add_index "nodes", ["id"], :name => "nodes_uid_idx"
     add_index "nodes", ["timestamp"], :name => "nodes_timestamp_idx"
     add_index "nodes", ["tile"], :name => "nodes_tile_idx"
 
-    change_column "nodes", "tile", :four_byte_unsigned
+    change_column "nodes", "tile", :bigint
 
     upgrade_table "nodes_v5", "nodes", OldNode
 
@@ -88,17 +92,17 @@ class TileNodes < ActiveRecord::Migration
   def self.down
     rename_table "current_nodes", "current_nodes_v6"
 
-    create_table "current_nodes", innodb_table do |t|
-      t.column "id",        :bigint_pk_64,                           :null => false
-      t.column "latitude",  :double,                                 :null => false
-      t.column "longitude", :double,                                 :null => false
-      t.column "user_id",   :bigint,   :limit => 20,                 :null => false
-      t.column "visible",   :boolean,                                :null => false
-      t.column "tags",      :text,                   :default => "", :null => false
-      t.column "timestamp", :datetime,                               :null => false
+    create_table "current_nodes", :id => false do |t|
+      t.column "id",        :bigserial, :primary_key => true, :null => false
+      t.column "latitude",  :float, :limit => 53, :null => false
+      t.column "longitude", :float, :limit => 53, :null => false
+      t.column "user_id",   :bigint, :null => false
+      t.column "visible",   :boolean, :null => false
+      t.column "tags",      :text, :default => "", :null => false
+      t.column "timestamp", :datetime, :null => false
     end
 
-    add_index "current_nodes", ["latitude", "longitude"], :name => "current_nodes_lat_lon_idx"
+    add_index "current_nodes", %w[latitude longitude], :name => "current_nodes_lat_lon_idx"
     add_index "current_nodes", ["timestamp"], :name => "current_nodes_timestamp_idx"
 
     downgrade_table "current_nodes_v6", "current_nodes"
@@ -107,18 +111,18 @@ class TileNodes < ActiveRecord::Migration
 
     rename_table "nodes", "nodes_v6"
 
-    create_table "nodes", myisam_table do |t|
-      t.column "id",        :bigint,   :limit => 64,                 :null => false
-      t.column "latitude",  :double,                                 :null => false
-      t.column "longitude", :double,                                 :null => false
-      t.column "user_id",   :bigint,   :limit => 20,                 :null => false
-      t.column "visible",   :boolean,                                :null => false
-      t.column "tags",      :text,                   :default => "", :null => false
-      t.column "timestamp", :datetime,                               :null => false
+    create_table "nodes", :id => false do |t|
+      t.column "id",        :bigint, :null => false
+      t.column "latitude",  :float, :limit => 53, :null => false
+      t.column "longitude", :float, :limit => 53, :null => false
+      t.column "user_id",   :bigint, :null => false
+      t.column "visible",   :boolean, :null => false
+      t.column "tags",      :text, :default => "", :null => false
+      t.column "timestamp", :datetime, :null => false
     end
 
     add_index "nodes", ["id"], :name => "nodes_uid_idx"
-    add_index "nodes", ["latitude", "longitude"], :name => "nodes_latlon_idx"
+    add_index "nodes", %w[latitude longitude], :name => "nodes_latlon_idx"
     add_index "nodes", ["timestamp"], :name => "nodes_timestamp_idx"
 
     downgrade_table "nodes_v6", "nodes"