avocado> col = db.examples;
[AvocadoCollection 91022, "examples" (status new born)]
avocado> col.save({ "Hallo" : "World" });
{ "_id" : "91022/1532814", "_rev" : 1532814 }
avocado> col.count();
1
avocado> col.truncate();
avocado> col.count();
0