例2 - Teradata Database - Teradata Vantage NewSQL Engine - 集合演算子、ビュー定義の例。

REPLACE VIEW view_2 AS 
   SELECT * 
   FROM view_1
   UNION 
   SELECT * 
   FROM table_3 
   UNION 
   SELECT * 
   FROM table_4;

SELECT * 
FROM view_2 
ORDER BY 1,2;