--- /tmp/conn/connector_1_6-old.xsd	2009-09-28 11:23:08.000000000 +0530
+++ /tmp/conn/connector_1_6-new.xsd	2009-09-28 11:22:35.000000000 +0530
@@ -680,18 +680,24 @@
     <xsd:sequence>
       <xsd:group ref="javaee:descriptionGroup"/>
       <xsd:element name="vendor-name"
-                   type="javaee:xsdStringType">
+                   type="javaee:xsdStringType"
+                   minOccurs="0">
         <xsd:annotation>
           <xsd:documentation>
 
             The element vendor-name specifies the name of
             resource adapter provider vendor.
             
+            	If there is no vendor-name specified, the application 
+            	server must consider the default "" (empty string) as
+            	the name of the resource adapter provider vendor.
+            
           </xsd:documentation>
         </xsd:annotation>
       </xsd:element>
       <xsd:element name="eis-type"
-                   type="javaee:xsdStringType">
+                   type="javaee:xsdStringType"
+                   minOccurs="0">
         <xsd:annotation>
           <xsd:documentation>
 
@@ -703,11 +709,16 @@
             This helps in identifying EIS instances that can be
             used with this resource adapter.
             
+            	If there is no eis-type specified, the application 
+            	server must consider the default "" (empty string) as
+            	the type of the EIS.
+            
           </xsd:documentation>
         </xsd:annotation>
       </xsd:element>
       <xsd:element name="resourceadapter-version"
-                   type="javaee:xsdStringType">
+                   type="javaee:xsdStringType"
+                   minOccurs="0">
         <xsd:annotation>
           <xsd:documentation>
 
@@ -715,6 +726,11 @@
             of the resource adapter from the resource adapter
             provider.
             
+            	If there is no resourceadapter-version specified, the application 
+            	server must consider the default "" (empty string) as
+            	the version of the resource adapter.
+            	
+            
           </xsd:documentation>
         </xsd:annotation>
       </xsd:element>
@@ -974,26 +990,44 @@
         provided, one or more authentication mechanisms supported
         and additional required security permissions.
         
+        If there is no connection-definition specified as part of
+        resource adapter element, then the application server must
+        search for connection definitions specified through annotations
+        in the resource adapter archive. If no connection-definition
+        is specified as part of the resource adapter element and the
+        application server cannot discover Connection definitions 
+        through annotations, the application server must consider 
+        this as an error and fail deployment. 
+        
         If there is no authentication-mechanism specified as part of
         resource adapter element then the resource adapter does not
         support any standard security authentication mechanisms as
         part of security contract. The application server ignores
         the security part of the system contracts in this case.
         
+        If there is no transaction-support specified as part of
+        resource adapter element, then the application server must
+        consider that the resource adapter does not support either 
+        the resource manager local or JTA transactions and must consider
+        the transaction support as NoTransaction. 
+        
       </xsd:documentation>
     </xsd:annotation>
     <xsd:sequence>
       <xsd:element name="connection-definition"
                    type="javaee:connection-definitionType"
-                   maxOccurs="unbounded"/>
+                   maxOccurs="unbounded"
+                   minOccurs="0"/>
       <xsd:element name="transaction-support"
-                   type="javaee:transaction-supportType"/>
+                   type="javaee:transaction-supportType"
+                   minOccurs="0"/>
       <xsd:element name="authentication-mechanism"
                    type="javaee:authentication-mechanismType"
                    minOccurs="0"
                    maxOccurs="unbounded"/>
       <xsd:element name="reauthentication-support"
-                   type="javaee:true-falseType">
+                   type="javaee:true-falseType"
+                   minOccurs="0">
         <xsd:annotation>
           <xsd:documentation>
 
@@ -1005,6 +1039,7 @@
             underlying EIS instance. This element must have
             either a "true" or "false" value.
             
+            	  
           </xsd:documentation>
         </xsd:annotation>
       </xsd:element>