arangosh> a1 = db.example.insert({ a : 1 });
{
"_id" : "example/15815",
"_key" : "15815",
"_rev" : "_WpTBAL6--_"
}
arangosh> a2 = db._replace(a1, { a : 2 });
{
"_id" : "example/15815",
"_key" : "15815",
"_rev" : "_WpTBAM---_",
"_oldRev" : "_WpTBAL6--_"
}
arangosh> db._remove(a1);
[ArangoError 1200: precondition failed]
arangosh> db._remove(a1, {overwrite: true} );
{
"_id" : "example/15815",
"_key" : "15815",
"_rev" : "_WpTBAM---_"
}
arangosh> db._document(a1);
[ArangoError 1202: document not found]