Add indexes on various timestamps to speed up the activity view.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2981 e93f8b46-1217-0410-a6f0-8f06a7374b81

Add indexes on various timestamps to speed up the activity view.
git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2981 e93f8b46-1217-0410-a6f0-8f06a7374b81
06fff629 · Jean-Philippe Lang · 9aa2b6b9 · 06fff629
Commit 06fff629 authored Oct 25, 2009 by Jean-Philippe Lang
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20091025163651_add_activity_indexes.rb db/migrate/20091025163651_add_activity_indexes.rb +25 -0

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--- a/db/migrate/20091025163651_add_activity_indexes.rb
+++ b/db/migrate/20091025163651_add_activity_indexes.rb
+class AddActivityIndexes < ActiveRecord::Migration
+  def self.up
+    add_index :journals, :created_on
+    add_index :changesets, :committed_on
+    add_index :wiki_content_versions, :updated_on
+    add_index :messages, :created_on
+    add_index :issues, :created_on
+    add_index :news, :created_on
+    add_index :attachments, :created_on
+    add_index :documents, :created_on
+    add_index :time_entries, :created_on
+  end
+
+  def self.down
+    remove_index :journals, :created_on
+    remove_index :changesets, :committed_on
+    remove_index :wiki_content_versions, :updated_on
+    remove_index :messages, :created_on
+    remove_index :issues, :created_on
+    remove_index :news, :created_on
+    remove_index :attachments, :created_on
+    remove_index :documents, :created_on
+    remove_index :time_entries, :created_on
+  end
+end