Doc: update v12 release notes.

Set the release date, make a few adjustments for recent commits.

diff --git a/doc/src/sgml/release-12.sgml b/doc/src/sgml/release-12.sgml
index 769108370785ab86a4c26905184002dad1fdf9c4..04f4effa8a48a32425da6d36dae81107a0344e06 100644 (file)
--- a/doc/src/sgml/release-12.sgml
+++ b/doc/src/sgml/release-12.sgml
@@ -6,7 +6,7 @@
 
   
    Release date:
-   2019-??-??, CURRENT AS OF 2019-09-21
+   2019-10-03
   
 
   
@@ -1216,16 +1216,18 @@ Author: Tom Lane 
 
 
        
-        Fix the leakproofness designations of some btree comparison support
-        functions (Tom Lane)
+        Fix the leakproofness designations of some btree comparison operators
+        and support functions (Tom Lane)
        
 
        
         This allows some optimizations that previously would not have been
-        applied.
+        applied in the presence of security barrier views or row-level
+        security.