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# frozen_string_literal: true
class AddUserFkToVulnerabilityStateTransitions < Gitlab::Database::Migration[2.0]
disable_ddl_transaction!
INDEX_NAME = 'index_vulnerability_state_transitions_on_author_id'
def up
add_concurrent_index :vulnerability_state_transitions, :author_id, name: INDEX_NAME
add_concurrent_foreign_key :vulnerability_state_transitions, :users, column: :author_id, on_delete: :nullify
end
def down
with_lock_retries do
remove_foreign_key :vulnerability_state_transitions, column: :author_id
end
remove_concurrent_index_by_name :vulnerability_state_transitions, INDEX_NAME
end
end
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