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# frozen_string_literal: true
class RemoveMilestoneIdColumnFromVulnerabilities < Gitlab::Database::Migration[2.2]
disable_ddl_transaction!
milestone '16.8'
def up
with_lock_retries do
remove_column :vulnerabilities, :milestone_id
end
end
def down
add_column :vulnerabilities, :milestone_id, :bigint unless column_exists?(:vulnerabilities, :milestone_id)
# Add back index and constraint that were dropped in `up`
add_concurrent_index(:vulnerabilities, :milestone_id)
add_concurrent_foreign_key(:vulnerabilities, :milestones, column: :milestone_id, on_delete: :nullify)
end
end
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