arangosh> col = db.example;
[ArangoCollection 15338, "example" (type document, status loaded)]
arangosh> col.save({ "Hello" : "World" });
{
"_id" : "example/15341",
"_key" : "15341",
"_rev" : "15341"
}
arangosh> col.count();
1
arangosh> col.truncate();
arangosh> col.count();
0