增加编程作业中教辅比例

sw_new_course
sw 10 years ago
parent 515c854f0f
commit 17a9a1023a

@ -0,0 +1,9 @@
class AddProportionToPrograming < ActiveRecord::Migration
def up
add_column :homework_detail_programings, :ta_proportion, :float, :default => 0.1
end
def down
remove_column :homework_detail_programings, :ta_proportion
end
end
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