sqlserver生成指定的序列

WITH numbers AS (
  SELECT 1 AS num
  UNION ALL
  SELECT num + 1 FROM numbers WHERE num < 30
)
SELECT CONVERT(char(10),DATEADD(day,-(num-1),GETDATE()),120) AS date
FROM numbers;

WITH dates AS (
  SELECT CAST('2022-01-01' AS DATE) AS date
  UNION ALL
  SELECT DATEADD(day, 1, date) FROM dates WHERE date < '2022-01-31'
)
SELECT date FROM dates;