23 lines
789 B
Ruby
23 lines
789 B
Ruby
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class AddQuizRegradeForeignKeys < ActiveRecord::Migration
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tag :predeploy
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def self.up
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add_foreign_key_if_not_exists :quiz_regrades, :users
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add_foreign_key_if_not_exists :quiz_regrades, :quizzes
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add_foreign_key_if_not_exists :quiz_regrade_runs, :quiz_regrades
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add_foreign_key_if_not_exists :quiz_question_regrades, :quiz_regrades
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add_foreign_key_if_not_exists :quiz_question_regrades, :quiz_questions
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end
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def self.down
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remove_foreign_key_if_exists :quiz_regrades, :users
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remove_foreign_key_if_exists :quiz_regrades, :quizzes
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remove_foreign_key_if_exists :quiz_regrade_runs, :quiz_regrades
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remove_foreign_key_if_exists :quiz_question_regrades, :quiz_regrades
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remove_foreign_key_if_exists :quiz_question_regrades, :quiz_questions
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end
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end
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