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educoder/db/migrate/20190305080703_add_course_m...

10 lines
255 B

6 years ago
class AddCourseMembersCountToCourse < ActiveRecord::Migration[5.2]
def change
add_column :courses, :course_members_count, :integer, default: 0
Course.find_each do |c|
Course.reset_counters c.id, :course_members
end
end
end