Change versions table layout for performance

paper-trail-gem · May 28, 2024 · 67a1ec2 · 67a1ec2
1 parent 5d7c816
commit 67a1ec2
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -11,7 +11,7 @@ recommendations of [keepachangelog.com](http://keepachangelog.com/).
 
 ### Added
 
-- None
+- Change `versions` table layout for performance
 
 ### Fixed
 

diff --git a/lib/generators/paper_trail/install/templates/create_versions.rb.erb b/lib/generators/paper_trail/install/templates/create_versions.rb.erb
@@ -10,11 +10,7 @@ class CreateVersions < ActiveRecord::Migration<%= migration_version %>
 
   def change
     create_table :versions<%= versions_table_options %><%= version_table_primary_key_type %> do |t|
-      t.string   :item_type<%= item_type_options %>
-      t.<%= item_id_type_options %>   :item_id,   null: false
-      t.string   :event,     null: false
       t.string   :whodunnit
-      t.text     :object, limit: TEXT_BYTES
 
       # Known issue in MySQL: fractional second precision
       # -------------------------------------------------
@@ -32,6 +28,11 @@ class CreateVersions < ActiveRecord::Migration<%= migration_version %>
       # MySQL users should use the following line for `created_at`
       # t.datetime :created_at, limit: 6
       t.datetime :created_at
+
+      t.<%= item_id_type_options %>   :item_id,   null: false
+      t.string   :item_type<%= item_type_options %>
+      t.string   :event,     null: false
+      t.text     :object, limit: TEXT_BYTES
     end
     add_index :versions, %i[item_type item_id]
   end