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13 lines
401 B
13 lines
401 B
class ChangeQuestionRandomDefaultTrue < ActiveRecord::Migration[5.2]
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#试卷的题目和选项的随机显示，需默认勾选
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def up
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change_column_default :exercises,:question_random,true
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change_column_default :exercises,:choice_random,true
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end
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def down
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change_column_default :exercises,:question_random,false
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change_column_default :exercises,:choice_random,false
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end
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end
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