迁移重复问题

6 years ago · 6c0bb47639
parent 155152acb1
commit 6c0bb47639
1 changed files with 1 additions and 1 deletions
--- a/db/migrate/20190309085449_migrate_course_members.rb
+++ b/db/migrate/20190309085449_migrate_course_members.rb
@ -1,6 +1,6 @@
 class MigrateCourseMembers < ActiveRecord::Migration[5.2]
  def change
-    add_column :course_groups, :position, :integer, default: 0
+    # add_column :course_groups, :position, :integer, default: 0

    Course.find_each do |course|
      position = 1