func (c *ClusterTx) NodeAdd(name string, address string) (int64, error) {
	columns := []string{"name", "address", "schema", "api_extensions"}
	values := []interface{}{name, address, cluster.SchemaVersion, version.APIExtensionsCount()}
	return query.UpsertObject(c.tx, "nodes", columns, values)
}
func (c *ClusterTx) NodeAdd(name string, address string) (int64, error) {
	columns := []string{"name", "address", "schema", "api_extensions"}
	values := []interface{}{name, address, cluster.SchemaVersion, version.APIExtensionsCount()}
	return query.UpsertObject(c.tx, "nodes", columns, values)
}
// NodeAdd adds a node to the current list of LXD nodes that are part of the
// cluster. It returns the ID of the newly inserted row.