diff --git a/htdocs/sql/libraries/engines/memory.lib.php b/htdocs/sql/libraries/engines/memory.lib.php
new file mode 100755
--- /dev/null
+++ b/htdocs/sql/libraries/engines/memory.lib.php
@@ -0,0 +1,27 @@
+<?php
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ * @version $Id: memory.lib.php 10137 2007-03-19 17:55:39Z cybot_tm $
+ */
+
+/**
+ * the MEMORY (HEAP) storage engine
+ */
+class PMA_StorageEngine_memory extends PMA_StorageEngine
+{
+    /**
+     * returns array with variable names dedicated to MyISAM storage engine
+     *
+     * @return  array   variable names
+     */
+    function getVariables()
+    {
+        return array(
+            'max_heap_table_size' => array(
+                'type'  => PMA_ENGINE_DETAILS_TYPE_SIZE,
+            ),
+        );
+    }
+}
+
+?>