arangosh> stmt.explain({ allPlans: true }).plans.map(function(plan) { return formatPlan(plan); });
[ 
  { 
    "estimatedCost" : 2.989999505, 
    "nodes" : [ 
      "SingletonNode", 
      "IndexRangeNode", 
      "ReturnNode" 
    ] 
  } 
]