diff --git a/reference/mysql/book.xml b/reference/mysql/book.xml
index 316b685b18..df11cb15dc 100644
--- a/reference/mysql/book.xml
+++ b/reference/mysql/book.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <!-- Purpose: database.vendors -->
 <!-- Membership: bundled, external -->
  
@@ -18,6 +18,10 @@
    Documentation for MySQL can be found at <link
    xlink:href="&url.mysql.docs;">&url.mysql.docs;</link>.
   </para>
+  <para>
+   For an overview of MySQL database connectivity terms 
+   and products see <xref linkend="mysqli.overview"/>.
+  </para> 
  </preface>
  <!-- }}} -->