PERF: add missing index on post actions

discourse · May 13, 2015 · 8362993 · 8362993
1 parent 51d82fc
commit 8362993
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/db/migrate/20150513094042_add_index_on_post_actions.rb b/db/migrate/20150513094042_add_index_on_post_actions.rb
@@ -0,0 +1,5 @@
+class AddIndexOnPostActions < ActiveRecord::Migration
+  def change
+    add_index :post_actions, [:user_id, :post_action_type_id], where: 'deleted_at IS NULL'
+  end
+end