arangosh> db.names.ensureIndex({ type: "persistent", fields: [ "first" ] });
{
"deduplicate" : true,
"fields" : [
"first"
],
"id" : "names/111414",
"isNewlyCreated" : true,
"sparse" : false,
"type" : "persistent",
"unique" : false,
"code" : 201
}
arangosh> db.names.save({ "first" : "Tim" });
{
"_id" : "names/111417",
"_key" : "111417",
"_rev" : "_Y2g68tO--_"
}
arangosh> db.names.save({ "first" : "Tom" });
{
"_id" : "names/111421",
"_key" : "111421",
"_rev" : "_Y2g68tS--_"
}
arangosh> db.names.save({ "first" : "John" });
{
"_id" : "names/111424",
"_key" : "111424",
"_rev" : "_Y2g68tS--B"
}
arangosh> db.names.save({ "first" : "Tim" });
{
"_id" : "names/111427",
"_key" : "111427",
"_rev" : "_Y2g68tW--_"
}
arangosh> db.names.save({ "first" : "Tom" });
{
"_id" : "names/111430",
"_key" : "111430",
"_rev" : "_Y2g68ta--_"
}