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腾讯面试：MySQL事务与MVCC如何实现的隔离级别？

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p{margin-top:20px!important;margin-bottom:20px!important;margin-left:0!important;margin-right:0!important}.font_xl.pgc article p{margin-top:23px!important;margin-bottom:23px!important;margin-left:0!important;margin-right:0!important}.pgc article p:first-child{margin-top:0!important}.pgc article blockquote>p:first-child{margin-top:0!important}.pgc article blockquote>p:last-child{margin-bottom:0!important}.pgc article blockquote li:first-child p{margin-top:0!important}.pgc article blockquote li:last-child p{margin-bottom:0!important}前言其实数据库章节基本上的知识点我都写过一遍了 ， 包括这篇事务和MVCC的 ， 但是国庆期间我翻阅资料的时候我发现之前写的还差点意思 ， 例子举得也差点意思 ， 那我就根据我自己最新的理解 ， 加上之前的总结相当于重写了 ， 希望你也有新的收获 。
数据库事务介绍事务的四大特性（ACID）


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