22 lines
626 B
Ruby
22 lines
626 B
Ruby
# frozen_string_literal: true
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class MakeSubmissionCourseIdNotNull < ActiveRecord::Migration[5.2]
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tag :predeploy
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disable_ddl_transaction!
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def up
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if Submission.where(course_id: nil).exists?
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Submission.find_ids_in_ranges(batch_size: 100_000) do |start_at, end_at|
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next unless GuardRail.activate(:secondary) { Submission.where(id: start_at..end_at, course_id: nil).exists? }
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DataFixup::PopulateCourseIdOnSubmissions.run(start_at, end_at)
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end
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end
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change_column_null(:submissions, :course_id, false)
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end
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def down
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change_column_null(:submissions, :course_id, true)
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end
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end
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