Oracle Parser支持Model Clause

git-svn-id: http://code.alibabatech.com/svn/druid/trunk@952 b9813039-fb51-4c41-a8b9-e21c2acb5095

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

@@ -112,6 +112,7 @@ public enum Token {
     MONTH("MONTH"),
     SECOND("SECOND"),
     TO("TO"),
+    MODEL("MODEL"),
 
     EOF, 
     ERROR,