修改大学表，删除列City

11 years ago · ccca1f7f5f
parent ebd09e4b1a
commit ccca1f7f5f
1 changed files with 5 additions and 0 deletions
--- a/db/migrate/20140318072309_remove_city_from_schools.rb
+++ b/db/migrate/20140318072309_remove_city_from_schools.rb
@ -0,0 +1,5 @@
+class RemoveCityFromSchools < ActiveRecord::Migration
+  def change
+    remove_column :schools, :city
+  end
+end