arangosh> db.old.ensureIndex({ type: "skiplist", fields: [ "age" ] }); { "deduplicate" : true, "fields" : [ "age" ], "id" : "old/171", "isNewlyCreated" : true, "sparse" : false, "type" : "skiplist", "unique" : false, "code" : 201 } arangosh> db.old.save({ age: 15 }); { "_id" : "old/174", "_key" : "174", "_rev" : "_VRepvQu---" } arangosh> db.old.save({ age: 25 }); { "_id" : "old/178", "_key" : "178", "_rev" : "_VRepvQy---" } arangosh> db.old.save({ age: 30 }); { "_id" : "old/181", "_key" : "181", "_rev" : "_VRepvQy--_" } arangosh> db.old.range("age", 10, 30).toArray(); [ { "_key" : "174", "_id" : "old/174", "_rev" : "_VRepvQu---", "age" : 15 }, { "_key" : "178", "_id" : "old/178", "_rev" : "_VRepvQy---", "age" : 25 } ]