
为了说明这一点,我们创建以下视图 –
改图鸭AI图片生成
改图鸭AI图片生成
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mysql> CREATE VIEW digits AS -> SELECT 0 AS digit UNION ALL -> SELECT 1 UNION ALL -> SELECT 2 UNION ALL -> SELECT 3 UNION ALL -> SELECT 4 UNION ALL -> SELECT 5 UNION ALL -> SELECT 6 UNION ALL -> SELECT 7 UNION ALL -> SELECT 8 UNION ALL -> SELECT 9;Query OK, 0 rows affected (0.08 sec)mysql> CREATE VIEW numbers AS SELECT ones.digit + tens.digit * 10 + hundreds.digit * 100 + thousands.digit * 1000 AS number FROM digits as ones, digits as tens, digits as hundreds, digits as thousands;Query OK, 0 rows affected (0.09 sec)mysql> CREATE VIEW dates1 AS SELECT SUBDATE(CURRENT_DATE(), number) AS date FROM numbers UNION ALL SELECT ADDDATE(CURRENT_DATE(), number + 1) AS date FROM numbers;Query OK, 0 rows affected (0.09 sec)mysql> Select date from dates1 where date between '2017-11-15' and '2017-11-30'order by date;+------------+| date |+------------+| 2017-11-15 || 2017-11-16 || 2017-11-17 || 2017-11-18 || 2017-11-19 || 2017-11-20 || 2017-11-21 || 2017-11-22 || 2017-11-23 || 2017-11-24 || 2017-11-25 || 2017-11-26 || 2017-11-27 || 2017-11-28 || 2017-11-29 || 2017-11-30 |+------------+16 rows in set (0.05 sec)
以上就是如何借助 MySQL 视图从日期范围生成天数?的详细内容,更多请关注创想鸟其它相关文章!
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