arangosh> db.names.ensureIndex({ type: "persistent", fields: [ "first" ] });
{
"deduplicate" : true,
"fields" : [
"first"
],
"id" : "names/15291",
"isNewlyCreated" : true,
"sparse" : false,
"type" : "persistent",
"unique" : false,
"code" : 201
}
arangosh> db.names.save({ "first" : "Tim" });
{
"_id" : "names/15294",
"_key" : "15294",
"_rev" : "_VRerBuS---"
}
arangosh> db.names.save({ "first" : "Tom" });
{
"_id" : "names/15298",
"_key" : "15298",
"_rev" : "_VRerBuS--_"
}
arangosh> db.names.save({ "first" : "John" });
{
"_id" : "names/15301",
"_key" : "15301",
"_rev" : "_VRerBuW---"
}
arangosh> db.names.save({ "first" : "Tim" });
{
"_id" : "names/15304",
"_key" : "15304",
"_rev" : "_VRerBuW--_"
}
arangosh> db.names.save({ "first" : "Tom" });
{
"_id" : "names/15307",
"_key" : "15307",
"_rev" : "_VRerBua---"
}