diff -Naur src/dco2.c newsrc/dco2.c
--- src/dco2.c	Thu Mar  7 15:13:33 2002
+++ newsrc/dco2.c	Thu Mar  7 15:12:47 2002
@@ -177,6 +177,7 @@
 	OCIServer	*srvhp;			/* Server handle	*/
 	OCISession	*usrhp;			/* User handle		*/
 	OCISvcCtx	*svchp;			/* Service Context	*/
+        int             usingXA;                /* Using XA to connect */
 } ServerContext;
 
 staticforward PyTypeObject ServerContextType;
@@ -447,6 +448,7 @@
 
 static PyObject *RaiseOCIError1(dvoid *hp, ub4 handle_type, int setpy);
 static PyObject *Connect(PyObject *self, PyObject *args);
+static PyObject *ConnectXA(PyObject *self, PyObject *args);
 static void ServerContext_dealloc(ServerContext *self);
 static PyObject *ServerContext_getattr(ServerContext *self, char *name);
 static PyObject *ServerContext_cursor(ServerContext *self, PyObject *args);
@@ -922,6 +924,8 @@
 		"allocate a LobLocator"},
 	{"connect", (PyCFunction) Connect, METH_VARARGS,
 		"connect to the database"},
+	{"connectXA", (PyCFunction) ConnectXA, METH_VARARGS,
+		"connect to the database using XA"},
 	{"TypeTable", (PyCFunction) TypeTable_lookup, METH_VARARGS,
 		"Type Table functions"},
 	{"Traceback", (PyCFunction) Traceback, METH_VARARGS,
@@ -1237,6 +1241,7 @@
 	sc->svchp = NULL;
 	sc->srvhp = NULL;
 	sc->usrhp = NULL;
+	sc->usingXA = 0;
 
 #ifdef COMMONENVIRONMENT
 	if (GLBenvs == 0) {
@@ -1439,6 +1444,41 @@
 	return OBJECT(sc);
 }
 
+
+/*
+ * Connect using TM XA Interface.
+ */
+#ifdef ORACLE8i 
+
+static PyObject *ConnectXA(PyObject *self, PyObject *args) {
+  char *database;
+  int databaselen;
+  ServerContext *sc;
+  
+  TRACE(T_ENTRY,("S","ConnectXA",database));
+  
+  if (!PyArg_ParseTuple(args, "s#", &database, &databaselen))
+    return NULL;
+  if (databaselen == 0) {
+    database = NULL;
+  }
+
+  if ((sc = PyObject_NEW(ServerContext, &ServerContextType)) == NULL)
+    return NULL;
+  
+  sc->envhp = xaoEnv(database);
+  OCIHandleAlloc(sc->envhp, (dvoid **)&sc->errhp, OCI_HTYPE_ERROR, 0, NULL);
+  sc->svchp = sc->svchp = xaoSvcCtx(database);
+  sc->usrhp = NULL;
+  sc->srvhp = NULL;
+  sc->usingXA = 1;
+  TRACE(T_EXIT,("sA","ConnectXA",sc));
+  return OBJECT(sc);
+}
+
+#endif
+
+
 /*
 ** ServerContext_dealloc
 **
@@ -1453,7 +1493,11 @@
 	char errbuf[OCI_ERROR_MAXMSG_SIZE];
 
 	TRACE(T_ENTRY, ("sA", "ServerContext_dealloc", self));
-	
+
+	if (self->usingXA) {
+	  return;
+	}
+
 	/* End the session */
 
 	if (self->svchp) {
diff -Naur DCOracle2/DCOracle2.py newDCOracle2/DCOracle2.py
--- DCOracle2/DCOracle2.py	Thu Mar  7 15:14:07 2002
+++ newDCOracle2/DCOracle2.py	Thu Mar  7 15:13:12 2002
@@ -119,6 +119,10 @@
 
 Connect=connect     # For DCO 1 compatibility
 
+
+def connectXA(xaName = ''):
+    return connection(dco2.connectXA(xaName))
+
 # NONAPI
 def traceback(format=0):
     """Generate a trace table list, either raw or formatted with newlines."""