LevelDB is fast!

leveldb-test

var levelup = require("levelup");
var crypto = require("crypto");

var db = levelup("./db");

var queries = [];


for (var i = 0; i < 100; i++) {
  var randKey = crypto.randomBytes(8).toString("hex");
  var randVal = crypto.randomBytes(16).toString("hex");
  queries.push({
    type: "put",
    key: randKey,
    value: randVal
  });
}

var startTime = process.hrtime();

db.batch(queries, function(err) {
  if (err) console.error(err);
  console.log("Yay! Let's query");

  db.createReadStream()
  .on("data", function(data) {
    console.log(data.key, ":", data.value);
  })
  .on("end", function() {
    console.log("done");
    var endTime = process.hrtime(startTime);
    console.log("Speed(ms):", endTime[1] / 1000000);
  });
});