命名多个结果集，以便我知道每个结果集

Question

我一次运行几个SQL语句，给我几个结果集。有没有办法命名结果集，所以我知道它们是什么？

Answer 1

一种方法是添加名称为

的列

SELECT 'ResultSet1' AS name,
      1 AS c
FROM  (SELECT 1 UNION SELECT 2) AS sub(c)

SELECT 'ResultSet2' AS name,
      2 AS d;

SELECT 'ResultSet3' AS name,
      3 AS e;

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