addign tokens

parser/parser.mly

@@ -3,7 +3,9 @@
 open Ast
 %}
 
-%token CREATE TABLE
+%token CREATE SCHEMA TABLE COLUMN
+%token DROP
+%token LOCAL GLOBAL
 %token SELECT ALL DISTINCT FROM WHERE HAVING BETWEEN IN LIKE IS 
 %token LEFT RIGHT FULL INNER OUTER
 %token CROSS NATURAL UNION JOIN
@@ -86,6 +88,9 @@ column_name :
 table_name :
   | IDENT { Table($1) }
 
+schema_name:
+  | IDENT {}
+
 (****************************)
 
 character_value_expression: