Home >Database >Mysql Tutorial >sql 删除重复记录实现方法
sql 删除重复记录实现方法
- WBOYOriginal
- 2016-06-07 17:50:151211browse
＂重复记录＂有两个意义上的重复记录，一是完全重复的记录，也即所有字段均重复的记录，二是部分关键字段重复的记录，比如Name字段重复，而其他字段不一定重复或都重复可以忽略。
Statement：
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Previous article：Mysql左连接sql left join 语句详解Next article：高效的MySQL分页代码