diff --git a/rdb/Connection.php b/rdb/Connection.php
index dcfdf63..5d7519c 100644
--- a/rdb/Connection.php
+++ b/rdb/Connection.php
@@ -271,7 +271,6 @@ public function run(Query $query, $options = array(), &$profile = '')
         } else {
             return $this->createCursorFromResponse($response, $token, $response['n'], $toNativeOptions);
         }
-
     }
 
     public function continueQuery($token)
diff --git a/rdb/Cursor.php b/rdb/Cursor.php
index 0445f96..e8000bd 100644
--- a/rdb/Cursor.php
+++ b/rdb/Cursor.php
@@ -17,6 +17,7 @@ class Cursor implements Iterator
     private $currentData;
     private $currentSize;
     private $currentIndex;
+    private $totalIndex = 0;
     private $isComplete;
     private $wasIterated;
 
@@ -51,16 +52,19 @@ public function next()
         }
         $this->wasIterated = true;
         $this->currentIndex++;
+        $this->totalIndex++;
     }
     public function valid()
     {
         $this->requestMoreIfNecessary();
         return !$this->isComplete || ($this->currentIndex < $this->currentSize);
     }
+
     public function key()
     {
-        return null;
+        return $this->totalIndex;
     }
+
     public function current()
     {
         $this->requestMoreIfNecessary();
@@ -87,13 +91,14 @@ public function close()
             $this->isComplete = true;
         }
         $this->currentIndex = 0;
+        $this->totalIndex = 0;
         $this->currentSize = 0;
         $this->currentData = array();
     }
 
     public function bufferedCount()
     {
-        $this->currentSize - $this->currentIndex;
+        return $this->currentSize - $this->currentIndex;
     }
 
     public function getNotes()
diff --git a/rdb/Datum/ObjectDatum.php b/rdb/Datum/ObjectDatum.php
index 7e241ad..0d4b8c7 100644
--- a/rdb/Datum/ObjectDatum.php
+++ b/rdb/Datum/ObjectDatum.php
@@ -8,6 +8,16 @@
 
 class ObjectDatum extends Datum
 {
+    protected $decimalPoint;
+
+    public function __construct($value = null)
+    {
+        parent::__construct($value);
+
+        $localeconv = localeconv();
+        $this->decimalPoint = isset($localeconv['decimal_point']) ? $localeconv['decimal_point'] : '.';
+    }
+
     public function encodeServerRequest()
     {
         $jsonValue = $this->getValue();
@@ -70,10 +80,10 @@ public function toNative($opts)
             // This is really stupid. It looks like we can either use `date`, which ignores microseconds,
             // or we can use `createFromFormat` which cannot handle negative epoch times.
             if ($time < 0) {
-                $format = (strpos($time, '.') !== false) ? 'Y-m-d\TH:i:s.u' : 'Y-m-d\TH:i:s';
+                $format = (strpos($time, $this->decimalPoint) !== false) ? 'Y-m-d\TH:i:s.u' : 'Y-m-d\TH:i:s';
                 $datetime = new \DateTime(date($format, $time) . $native['timezone'], new \DateTimeZone('UTC'));
             } else {
-                $format = (strpos($time, '.') !== false) ? '!U.u T' : '!U T';
+                $format = (strpos($time, $this->decimalPoint) !== false) ? sprintf('!U%su T', $this->decimalPoint) : '!U T';
                 $datetime = \DateTime::createFromFormat($format, $time . " " . $native['timezone'], new \DateTimeZone('UTC'));
             }
 
diff --git a/rdb/DatumConverter.php b/rdb/DatumConverter.php
index 055e3a9..eb67ada 100644
--- a/rdb/DatumConverter.php
+++ b/rdb/DatumConverter.php
@@ -158,7 +158,6 @@ public function canEncodeAsJson($v)
         }
 
         return false;
-
     }
 
     public function wrapImplicitVar(Query $q)