diff --git a/doctrine-mapping.xsd b/doctrine-mapping.xsd
index 6216d75dc..126f30290 100644
--- a/doctrine-mapping.xsd
+++ b/doctrine-mapping.xsd
@@ -17,11 +17,18 @@
       <xs:sequence>
         <xs:element name="mapped-superclass" type="orm:mapped-superclass" minOccurs="0" maxOccurs="unbounded" />
         <xs:element name="entity" type="orm:entity" minOccurs="0" maxOccurs="unbounded" />
+        <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
       </xs:sequence>
+      <xs:anyAttribute namespace="##other"/>
     </xs:complexType>
   </xs:element>
   
-  <xs:complexType name="emptyType"/> 
+  <xs:complexType name="emptyType">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
+    <xs:anyAttribute namespace="##other"/>
+  </xs:complexType>
   
   <xs:complexType name="cascade-type">
     <xs:sequence>
@@ -30,7 +37,9 @@
       <xs:element name="cascade-merge" type="orm:emptyType" minOccurs="0"/> 
       <xs:element name="cascade-remove" type="orm:emptyType" minOccurs="0"/> 
       <xs:element name="cascade-refresh" type="orm:emptyType" minOccurs="0"/> 
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:simpleType name="lifecycle-callback-type">
@@ -46,24 +55,32 @@
   </xs:simpleType>
   
   <xs:complexType name="lifecycle-callback">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
     <xs:attribute name="type" type="orm:lifecycle-callback-type" use="required" />
     <xs:attribute name="method" type="xs:NMTOKEN" use="required" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="lifecycle-callbacks">
     <xs:sequence>
       <xs:element name="lifecycle-callback" type="orm:lifecycle-callback" minOccurs="1" maxOccurs="unbounded" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="named-query">
     <xs:attribute name="name" type="xs:string" use="required" />
     <xs:attribute name="query" type="xs:string" use="required" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="named-queries">
     <xs:sequence>
       <xs:element name="named-query" type="orm:named-query" minOccurs="1" maxOccurs="unbounded" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
   </xs:complexType>
 
@@ -81,6 +98,7 @@
       <xs:element name="one-to-many" type="orm:one-to-many" minOccurs="0" maxOccurs="unbounded" />
       <xs:element name="many-to-one" type="orm:many-to-one" minOccurs="0" maxOccurs="unbounded" />
       <xs:element name="many-to-many" type="orm:many-to-many" minOccurs="0" maxOccurs="unbounded" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
     <xs:attribute name="name" type="xs:string" use="required" />
     <xs:attribute name="table" type="xs:NMTOKEN" />
@@ -89,11 +107,17 @@
     <xs:attribute name="inheritance-type" type="orm:inheritance-type"/>
     <xs:attribute name="change-tracking-policy" type="orm:change-tracking-policy" />
     <xs:attribute name="read-only" type="xs:boolean" default="false" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="mapped-superclass" >
     <xs:complexContent>
-      <xs:extension base="orm:entity"/>
+      <xs:extension base="orm:entity">
+        <xs:sequence>
+          <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+        </xs:sequence>
+        <xs:anyAttribute namespace="##other"/>
+      </xs:extension>
     </xs:complexContent>
   </xs:complexType>
 
@@ -139,6 +163,9 @@
   </xs:simpleType>
 
   <xs:complexType name="field">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
     <xs:attribute name="name" type="xs:NMTOKEN" use="required" />
     <xs:attribute name="type" type="xs:NMTOKEN" default="string" />
     <xs:attribute name="column" type="xs:NMTOKEN" />
@@ -149,76 +176,114 @@
     <xs:attribute name="column-definition" type="xs:string" />
     <xs:attribute name="precision" type="xs:integer" use="optional" />
     <xs:attribute name="scale" type="xs:integer" use="optional" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="discriminator-column">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
     <xs:attribute name="name" type="xs:NMTOKEN" use="required" />
     <xs:attribute name="type" type="xs:NMTOKEN" use="required" />
     <xs:attribute name="field-name" type="xs:NMTOKEN" />
     <xs:attribute name="length" type="xs:NMTOKEN" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="unique-constraint">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
     <xs:attribute name="name" type="xs:NMTOKEN" use="optional"/>
     <xs:attribute name="columns" type="xs:string" use="required"/>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="unique-constraints">
     <xs:sequence>
       <xs:element name="unique-constraint" type="orm:unique-constraint" minOccurs="1" maxOccurs="unbounded"/>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="index">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
     <xs:attribute name="name" type="xs:NMTOKEN" use="optional"/>
     <xs:attribute name="columns" type="xs:NMTOKENS" use="required"/>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="indexes">
     <xs:sequence>
       <xs:element name="index" type="orm:index" minOccurs="1" maxOccurs="unbounded"/>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="discriminator-mapping">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
     <xs:attribute name="value" type="xs:NMTOKEN" use="required"/>
     <xs:attribute name="class" type="xs:NMTOKEN" use="required"/>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="discriminator-map">
     <xs:sequence>
       <xs:element name="discriminator-mapping" type="orm:discriminator-mapping" minOccurs="1" maxOccurs="unbounded"/>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="generator">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
     <xs:attribute name="strategy" type="orm:generator-strategy" use="optional" default="AUTO" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="id">
     <xs:sequence>
       <xs:element name="generator" type="orm:generator" minOccurs="0" />
       <xs:element name="sequence-generator" type="orm:sequence-generator" minOccurs="0" maxOccurs="1" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
     <xs:attribute name="name" type="xs:NMTOKEN" use="required" />
     <xs:attribute name="type" type="xs:NMTOKEN" />
     <xs:attribute name="column" type="xs:NMTOKEN" />
     <xs:attribute name="association-key" type="xs:boolean" default="false" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="sequence-generator">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
       <xs:attribute name="sequence-name" type="xs:NMTOKEN" use="required" />
       <xs:attribute name="allocation-size" type="xs:integer" use="optional" default="1" />
       <xs:attribute name="initial-value" type="xs:integer" use="optional" default="1" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="inverse-join-columns">
     <xs:sequence>
       <xs:element name="join-column" type="orm:join-column" minOccurs="1" maxOccurs="unbounded" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="join-column">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
     <xs:attribute name="name" type="xs:NMTOKEN" use="required" />
     <xs:attribute name="referenced-column-name" type="xs:NMTOKEN" use="optional" default="id" />
     <xs:attribute name="unique" type="xs:boolean" default="false" />
@@ -226,32 +291,43 @@
     <xs:attribute name="on-delete" type="orm:fk-action" />
     <xs:attribute name="on-update" type="orm:fk-action" />
     <xs:attribute name="column-definition" type="xs:string" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="join-columns">
     <xs:sequence>
       <xs:element name="join-column" type="orm:join-column" minOccurs="1" maxOccurs="unbounded" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="join-table">
     <xs:sequence>
       <xs:element name="join-columns" type="orm:join-columns" />
       <xs:element name="inverse-join-columns" type="orm:join-columns" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
     <xs:attribute name="name" type="xs:NMTOKEN" use="required" />
     <xs:attribute name="schema" type="xs:NMTOKEN" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="order-by">
       <xs:sequence>
           <xs:element name="order-by-field" type="orm:order-by-field" minOccurs="1" maxOccurs="unbounded" />
+          <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
       </xs:sequence>
+      <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="order-by-field">
-      <xs:attribute name="name" type="xs:NMTOKEN" use="required" />
-      <xs:attribute name="direction" type="orm:order-by-direction" default="ASC" />
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
+    </xs:sequence>
+    <xs:attribute name="name" type="xs:NMTOKEN" use="required" />
+    <xs:attribute name="direction" type="orm:order-by-direction" default="ASC" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:simpleType name="order-by-direction">
@@ -266,6 +342,7 @@
       <xs:element name="cascade" type="orm:cascade-type" minOccurs="0" />
       <xs:element name="join-table" type="orm:join-table" minOccurs="0" />
       <xs:element name="order-by" type="orm:order-by" minOccurs="0" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
     <xs:attribute name="target-entity" type="xs:string" use="required" />
     <xs:attribute name="field" type="xs:NMTOKEN" use="required" />
@@ -273,12 +350,14 @@
     <xs:attribute name="index-by" type="xs:NMTOKEN" />
     <xs:attribute name="inversed-by" type="xs:NMTOKEN" />
     <xs:attribute name="fetch" type="orm:fetch-type" default="LAZY" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
   <xs:complexType name="one-to-many">
     <xs:sequence>
       <xs:element name="cascade" type="orm:cascade-type" minOccurs="0" />
       <xs:element name="order-by" type="orm:order-by" minOccurs="0" />
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
     <xs:attribute name="target-entity" type="xs:string" use="required" />
     <xs:attribute name="mapped-by" type="xs:NMTOKEN" use="required" />
@@ -286,6 +365,7 @@
     <xs:attribute name="index-by" type="xs:NMTOKEN" />
     <xs:attribute name="orphan-removal" type="xs:boolean" default="false" />
     <xs:attribute name="fetch" type="orm:fetch-type" default="LAZY" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="many-to-one">
@@ -294,13 +374,16 @@
       <xs:choice minOccurs="0" maxOccurs="1">
         <xs:element name="join-column" type="orm:join-column"/>
         <xs:element name="join-columns" type="orm:join-columns"/>
+        <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
       </xs:choice>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
     <xs:attribute name="target-entity" type="xs:string" use="required" />
     <xs:attribute name="field" type="xs:NMTOKEN" use="required" />
     <xs:attribute name="orphan-removal" type="xs:boolean" default="false" />
     <xs:attribute name="fetch" type="orm:fetch-type" default="LAZY" />
     <xs:attribute name="inversed-by" type="xs:NMTOKEN" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
   
   <xs:complexType name="one-to-one">
@@ -309,7 +392,9 @@
       <xs:choice minOccurs="0" maxOccurs="1">
         <xs:element name="join-column" type="orm:join-column"/>
         <xs:element name="join-columns" type="orm:join-columns"/>
+        <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
       </xs:choice>
+      <xs:any minOccurs="0" maxOccurs="unbounded" namespace="##other"/>
     </xs:sequence>
     <xs:attribute name="field" type="xs:NMTOKEN" use="required" />
     <xs:attribute name="target-entity" type="xs:string" use="required" />
@@ -317,6 +402,7 @@
     <xs:attribute name="inversed-by" type="xs:NMTOKEN" />
     <xs:attribute name="orphan-removal" type="xs:boolean" default="false" />
     <xs:attribute name="fetch" type="orm:fetch-type" default="LAZY" />
+    <xs:anyAttribute namespace="##other"/>
   </xs:complexType>
 
 </xs:schema>