Update SQL conformance entries for window functions functionality

diff --git a/src/backend/catalog/sql_features.txt b/src/backend/catalog/sql_features.txt
index a919f3f..3970f88 100644 (file)
--- a/src/backend/catalog/sql_features.txt
+++ b/src/backend/catalog/sql_features.txt
@@ -471,14 +471,14 @@ T572      Multiset-returning external SQL-invoked functions                       NO
 T581   Regular expression substring function                   YES     
 T591   UNIQUE constraints of possibly null columns                     YES     
 T601   Local cursor references                 NO      
-T611   Elementary OLAP operations                      NO      
-T612   Advanced OLAP operations                        NO      
+T611   Elementary OLAP operations                      NO      most forms supported
+T612   Advanced OLAP operations                        NO      some forms supported
 T613   Sampling                        NO      
-T614   NTILE function                  NO      
-T615   LEAD and LAG functions                  NO      
+T614   NTILE function                  YES     
+T615   LEAD and LAG functions                  YES     
 T616   Null treatment option for LEAD and LAG functions                        NO      
-T617   FIRST_VALUE and LAST_VALUE function                     NO      
-T618   NTH_VALUE function                      NO      
+T617   FIRST_VALUE and LAST_VALUE function                     YES     
+T618   NTH_VALUE function                      NO      function exists, but some options missing
 T621   Enhanced numeric functions                      YES     
 T631   IN predicate with one list element                      NO      
 T641   Multiple column assignment                      NO      only some syntax variants supported