diff --git a/lib/datastore.js b/lib/datastore.js
index 1289191..e32e4f3 100644
--- a/lib/datastore.js
+++ b/lib/datastore.js
@@ -2,6 +2,7 @@
  * The datastore itself
  * TODO
  * Improve serialization (for types such as Dates, handle new lines in strings)
+ * Queue inserts, removes and updates
  */
 
 var fs = require('fs')
@@ -149,13 +150,35 @@ Datastore.prototype.findOne = function (query, callback) {
 };
 
 
+/**
+ * Persist the whole database
+ * @param {Function} cb Optional callback, signature: err
+ */
+Datastore.prototype.persistWholeDatabase = function (cb) {
+  var callback = cb || function () {}
+    , self = this
+    , newContents = '';
+
+  self.data.forEach(function (d) {
+    newContents += JSON.stringify(d) + '\n';
+  });
+
+  fs.writeFile(self.filename, newContents, 'utf8', callback);
+};
+
+
 
 
 var d = new Datastore('workspace/test.db');
 d.loadDatabase(function (err) {
   console.log(d.data);
+  d.data = [{ff: 'mec'}, {ee: 'test'}];
 
+  d.persistWholeDatabase();
 
 });
 
 
+
+
+