Add major features list and introductory text for 9.1 release notes.

Backpatch to 9.1, obviously.

diff --git a/doc/src/sgml/release-9.1.sgml b/doc/src/sgml/release-9.1.sgml
index 6c812cb6c47a8dda35c7c03e66705d6034b57c98..de80141959b2d564b8682a7227e7902b4b28a738 100644 (file)
--- a/doc/src/sgml/release-9.1.sgml
+++ b/doc/src/sgml/release-9.1.sgml
@@ -15,13 +15,93 @@
    Overview
 
    
-    This release of
-    PostgreSQL adds numerous major features, including:
+    This release shows PostgreSQL moving beyond the
+    traditional relational feature set with new, ground-breaking
+    functionality that is unique to PostgreSQL.
+    Additionally, this release improves streaming replication by adding
+    a synchronous option and monitoring improvements.  Major enhancements
+    include:
    
 
-   
-    (summary to be added)
-   
+   
+
+    
+
+    
+     
+      Support unlogged tables using the 
+      linkend="SQL-CREATETABLE-description">UNLOGGED
+      option in CREATE
+      TABLE
+     
+    
+
+    
+     
+      Allow synchronous
+      replication
+     
+    
+
+    
+     
+      Add support for foreign
+      tables
+     
+    
+
+    
+     
+      Add per-column 
+      linkend="collation">collation support
+     
+    
+
+    
+     
+      Add a SECURITY
+      LABEL command
+     
+    
+
+    
+     
+      Add a true 
+      linkend="xact-serializable">serializable isolation
+      level
+     
+    
+
+    
+     
+      Allow data-modification commands
+      (INSERT/UPDATE/DELETE) in
+      WITH clauses
+     
+    
+
+    
+     
+      Add nearest-neighbor (order-by-operator) searching to 
+      linkend="GiST">GiST indexes
+     
+    
+
+    
+     
+      Add extensions which
+      simplify packaging of additions to PostgreSQL
+     
+    
+
+    
+     
+      Update the PL/Python server-side
+      language
+     
+    
+
+   
 
    
     The above items are explained in more detail in the sections below.




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