refactored migration based on feedback

db/migrate/20160129135155_remove_dot_atom_path_ending_of_projects.rb

@@ -61,7 +61,7 @@ class RemoveDotAtomPathEndingOfProjects < ActiveRecord::Migration
   private
   def clean_path(project_path)
-    execute "UPDATE projects SET path = '#{project_path.clean_path}' WHERE id = #{project_path.id}"
+    execute "UPDATE projects SET path = #{sanitize(project_path.clean_path)} WHERE id = #{project_path.id}"
   end
   def rename_project_repo(project_path)
@@ -73,4 +73,8 @@ class RemoveDotAtomPathEndingOfProjects < ActiveRecord::Migration
   rescue
     false
   end
+
+  def sanitize(value)
+    ActiveRecord::Base.connection.quote(value)
+  end
 end