diff --git a/src/Database/Table/Selection.php b/src/Database/Table/Selection.php
index 9a70758fd..3cb5fc387 100644
--- a/src/Database/Table/Selection.php
+++ b/src/Database/Table/Selection.php
@@ -265,7 +265,8 @@ public function fetchAll()
 	 */
 	public function fetchAssoc($path)
 	{
-		return Nette\Utils\Arrays::associate($this->fetchAll(), $path);
+		$rows = array_map('iterator_to_array', $this->fetchAll());
+		return Nette\Utils\Arrays::associate($rows, $path);
 	}
 
 
diff --git a/tests/Database/Table/Selection.fetchAssoc().phpt b/tests/Database/Table/Selection.fetchAssoc().phpt
new file mode 100644
index 000000000..fde021ca7
--- /dev/null
+++ b/tests/Database/Table/Selection.fetchAssoc().phpt
@@ -0,0 +1,24 @@
+<?php
+
+/**
+ * Test: Nette\Database\Table: Fetch assoc.
+ *
+ * @dataProvider? ../databases.ini
+ */
+
+use Tester\Assert;
+
+require __DIR__ . '/../connect.inc.php'; // create $connection
+
+Nette\Database\Helpers::loadFromFile($connection, __DIR__ . "/../files/{$driverName}-nette_test1.sql");
+
+
+test(function() use ($context) {
+	$apps = $context->table('book')->order('title')->fetchAssoc('id=title');  // SELECT * FROM `book` ORDER BY `title`
+	Assert::same(array(
+		1 => '1001 tipu a triku pro PHP',
+		4 => 'Dibi',
+		2 => 'JUSH',
+		3 => 'Nette',
+	), $apps);
+});