How do comparison operators in MySQL work with date values?

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Release: 2023-09-06 09:28:47
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MySQL 中的比较运算符如何处理日期值?

Comparison operators between dates will work in a logical manner. In the following example, when comparing two dates, MySQL simply compares two numbers or strings -

mysql> select 20171027 < 20150825; +---------------------------+ | 20171027 < 20150825 | +---------------------------+ | 0 | +---------------------------+ 1 row in set (0.00 sec)
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The output 0 indicates that the result of the above query is FALSE.

mysql> select 20171027 > 20150825; +--------------------------+ | 20171027 > 20150825 | +--------------------------+ | 1 | +--------------------------+ 1 row in set (0.00 sec)
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Output "1" indicates that the result of the above query is TRUE.

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source:tutorialspoint.com
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