1 files changed, 3 insertions, 15 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
index de7d358df9..4e770c37da 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -422,21 +422,9 @@ module ActiveRecord
       def initialize_schema_migrations_table
         sm_table = ActiveRecord::Migrator.schema_migrations_table_name
 
-        if table_exists?(sm_table)
-          cols = columns(sm_table).collect { |col| col.name }
-          unless cols.include?("migrated_at")
-            add_column sm_table, :migrated_at, :datetime
-            update "UPDATE #{quote_table_name(sm_table)} SET migrated_at = '#{quoted_date(Time.now)}' WHERE migrated_at IS NULL"
-            change_column sm_table, :migrated_at, :datetime, :null => false
-          end
-          unless cols.include?("name")
-            add_column sm_table, :name, :string, :null => false, :default => ""
-          end
-        else
+        unless table_exists?(sm_table)
           create_table(sm_table, :id => false) do |schema_migrations_table|
             schema_migrations_table.column :version, :string, :null => false
-            schema_migrations_table.column :name, :string, :null => false, :default => ""
-            schema_migrations_table.column :migrated_at, :datetime, :null => false
           end
           add_index sm_table, :version, :unique => true,
             :name => "#{Base.table_name_prefix}unique_schema_migrations#{Base.table_name_suffix}"
@@ -464,7 +452,7 @@ module ActiveRecord
         end
 
         unless migrated.include?(version)
-          execute "INSERT INTO #{sm_table} (version,migrated_at) VALUES ('#{version}','#{Time.now.to_s(:db)}')"
+          execute "INSERT INTO #{sm_table} (version) VALUES ('#{version}')"
         end
 
         inserted = Set.new
@@ -472,7 +460,7 @@ module ActiveRecord
           if inserted.include?(v)
             raise "Duplicate migration #{v}. Please renumber your migrations to resolve the conflict."
           elsif v < version
-            execute "INSERT INTO #{sm_table} (version,migrated_at) VALUES ('#{v}','#{Time.now.to_s(:db)}')"
+            execute "INSERT INTO #{sm_table} (version) VALUES ('#{v}')"
             inserted << v
           end
         end