arangosh> db.example.remove(db.example.byExample({ name: "John Doe" }).toArray()[0]._id)
true
arangosh> db.example.toArray()
[
{
"_id" : "example/49368648",
"_key" : "49368648",
"_rev" : "49368648",
"age" : 31,
"name" : "Jane Smith"
},
{
"Hello" : "World",
"_id" : "example/48778824",
"_key" : "48778824",
"_rev" : "48778824"
}
]