原文链接：https://blog.csdn.net/studententity/article/details/79889499
oracle数据库，使用sql语句获取一段连续的日期：
SELECT
TO_CHAR (
TO_DATE ('2018-11-08', 'yyyy-mm-dd') + ROWNUM - 1,
'yyyy-mm-dd'
) AS sjsj,
ROWNUM,
0 datas
FROM
dual CONNECT BY ROWNUM <= (
TO_DATE ('2018-11-9', 'yyyy-mm-dd') - TO_DATE ('2018-11-08', 'yyyy-mm-dd') + 1
);