arangosh> db.names.ensureIndex({ type: "persistent", fields: [ "first" ] });
{
"deduplicate" : true,
"fields" : [
"first"
],
"id" : "names/18121",
"isNewlyCreated" : true,
"sparse" : false,
"type" : "persistent",
"unique" : false,
"code" : 201
}
arangosh> db.names.save({ "first" : "Tim" });
{
"_id" : "names/18124",
"_key" : "18124",
"_rev" : "_WgE9RsS--_"
}
arangosh> db.names.save({ "first" : "Tom" });
{
"_id" : "names/18128",
"_key" : "18128",
"_rev" : "_WgE9RsW--_"
}
arangosh> db.names.save({ "first" : "John" });
{
"_id" : "names/18131",
"_key" : "18131",
"_rev" : "_WgE9Rse--_"
}
arangosh> db.names.save({ "first" : "Tim" });
{
"_id" : "names/18134",
"_key" : "18134",
"_rev" : "_WgE9Rsi--_"
}
arangosh> db.names.save({ "first" : "Tom" });
{
"_id" : "names/18137",
"_key" : "18137",
"_rev" : "_WgE9Rsm--_"
}