save point

src/main/java/com/alibaba/druid/sql/dialect/postgresql/parser/PGLexer.java

@@ -107,6 +107,7 @@ public class PGLexer extends Lexer {
         map.put("USING", Token.USING);
         map.put("CURRENT", Token.CURRENT);
         map.put("RETURNING", Token.RETURNING);
+        map.put("OVER", Token.OVER);
 
         DEFAULT_MYSQL_KEYWORDS = new Keywords(map);
     }

src/main/java/com/alibaba/druid/sql/dialect/postgresql/parser/PGSelectParser.java

@@ -196,4 +196,4 @@ public class PGSelectParser extends SQLSelectParser {
         return queryRest(queryBlock);
     }
 
-}
+}

src/main/java/com/alibaba/druid/sql/parser/Token.java

@@ -132,6 +132,7 @@ public enum Token {
     CURRENT("CURRENT"),
     RETURNING("RETURNING"),
     COMMENT("COMMENT"),
+    OVER("OVER"),
     
     // oracle
     START("START"),