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# frozen_string_literal: true
class AddCreatedByToClusterAgent < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
INDEX_NAME = 'index_cluster_agents_on_created_by_user_id'
disable_ddl_transaction!
def up
unless column_exists?(:cluster_agents, :created_by_user_id)
with_lock_retries do
add_column :cluster_agents, :created_by_user_id, :bigint
end
end
add_concurrent_index :cluster_agents, :created_by_user_id, name: INDEX_NAME
add_concurrent_foreign_key :cluster_agents, :users, column: :created_by_user_id, on_delete: :nullify
end
def down
with_lock_retries do
remove_column :cluster_agents, :created_by_user_id
end
end
end
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