24 lines
628 B
Ruby
24 lines
628 B
Ruby
# frozen_string_literal: true
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class UpdateMergeRequestsIterationForeignKey < ActiveRecord::Migration[6.0]
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include Gitlab::Database::MigrationHelpers
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disable_ddl_transaction!
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def up
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with_lock_retries do
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remove_foreign_key_if_exists(:merge_requests, column: :sprint_id)
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end
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add_concurrent_foreign_key(:merge_requests, :sprints, column: :sprint_id, on_delete: :nullify)
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end
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def down
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with_lock_retries do
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remove_foreign_key_if_exists(:merge_requests, column: :sprint_id)
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end
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add_concurrent_foreign_key(:merge_requests, :sprints, column: :sprint_id, on_delete: :cascade)
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end
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end
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