diff --git a/doc/src/sgml/protocol.sgml b/doc/src/sgml/protocol.sgml
index 6731fa9..4aba99a 100644
--- a/doc/src/sgml/protocol.sgml
+++ b/doc/src/sgml/protocol.sgml
@@ -6198,6 +6198,50 @@ Relation
+Type
+
+
+
+
+
+
+
+ Byte1('Y')
+
+
+
+ Identifies the message as an type message.
+
+
+
+
+
+ Int32
+
+
+
+ OID of the data type.
+
+
+
+
+
+ String
+
+
+
+ Name of the data type.
+
+
+
+
+
+
+
+
+
+
+
Insert