Update schema

[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 9624a0136b6ffacd12169db03d44f43c36a735d3..b56a095a44bee5499085ee9c339cd237e310adcd 100644 (file)
--- a/db/migrate/006_tile_nodes.rb
+++ b/db/migrate/006_tile_nodes.rb
@@ -1,13 +1,28 @@
+require 'migrate'
+
 class TileNodes < ActiveRecord::Migration
-  def self.upgrade_table(from_table, to_table)
-    execute <<-END_SQL
-    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 UNSIGNED),
-                          CAST(ROUND(longitude * 10000000) AS UNSIGNED))
-    FROM #{from_table}
-    END_SQL
+  def self.upgrade_table(from_table, to_table, model)
+    if ENV["USE_DB_FUNCTIONS"]
+      execute <<-END_SQL
+      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
+    else
+      execute <<-END_SQL
+      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
+
+      model.find(:all).each do |n|
+        n.save!
+      end
+    end
   end
 
   def self.downgrade_table(from_table, to_table)
@@ -20,10 +35,12 @@ class TileNodes < ActiveRecord::Migration
   end
 
   def self.up
+    remove_index "current_nodes", :name => "current_nodes_timestamp_idx"
+
     rename_table "current_nodes", "current_nodes_v5"
 
     create_table "current_nodes", innodb_table do |t|
-      t.column "id",        :bigint,   :limit => 64,                 :null => false
+      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
@@ -33,17 +50,17 @@ class TileNodes < ActiveRecord::Migration
       t.column "tile",      :integer,                                :null => false
     end
 
-    add_primary_key "current_nodes", ["id"]
     add_index "current_nodes", ["timestamp"], :name => "current_nodes_timestamp_idx"
     add_index "current_nodes", ["tile"], :name => "current_nodes_tile_idx"
 
-    change_column "current_nodes", "id", :bigint, :limit => 64, :null => false, :options => "AUTO_INCREMENT"
-    change_column "current_nodes", "tile", :integer, :null => false, :unsigned => true
-
-    upgrade_table "current_nodes_v5", "current_nodes"
+    change_column "current_nodes", "tile", :four_byte_unsigned
 
+    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"
     rename_table "nodes", "nodes_v5"
 
     create_table "nodes", myisam_table do |t|
@@ -61,9 +78,9 @@ class TileNodes < ActiveRecord::Migration
     add_index "nodes", ["timestamp"], :name => "nodes_timestamp_idx"
     add_index "nodes", ["tile"], :name => "nodes_tile_idx"
 
-    change_column "nodes", "tile", :integer, :null => false, :unsigned => true
+    change_column "nodes", "tile", :four_byte_unsigned
 
-    upgrade_table "nodes_v5", "nodes"
+    upgrade_table "nodes_v5", "nodes", OldNode
 
     drop_table "nodes_v5"
   end
@@ -72,7 +89,7 @@ class TileNodes < ActiveRecord::Migration
     rename_table "current_nodes", "current_nodes_v6"
 
     create_table "current_nodes", innodb_table do |t|
-      t.column "id",        :bigint,   :limit => 64,                 :null => false
+      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
@@ -81,12 +98,9 @@ class TileNodes < ActiveRecord::Migration
       t.column "timestamp", :datetime,                               :null => false
     end
 
-    add_primary_key "current_nodes", ["id"]
     add_index "current_nodes", ["latitude", "longitude"], :name => "current_nodes_lat_lon_idx"
     add_index "current_nodes", ["timestamp"], :name => "current_nodes_timestamp_idx"
 
-    change_column "current_nodes", "id", :bigint, :limit => 64, :null => false, :options => "AUTO_INCREMENT"
-
     downgrade_table "current_nodes_v6", "current_nodes"
 
     drop_table "current_nodes_v6"