undolog刷盘时机

undolog的刷盘时机与redo log和binlog不同。undolog是用于撤销操作的日志，因此不需要像redo log和binlog那样立即刷入磁盘。undolog的刷盘时机是在事务提交时才会将相应的undolog数据刷入磁盘。这确保了在事务提交之前，可以使用undolog来撤销对数据库的修改。所以，undolog的刷盘时机是在事务提交时刷入磁盘。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [bin log,redo log以及undo log详解](https://blog.csdn.net/yxg520s/article/details/122242793)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
- *2* *3* [彻底搞懂MYSQL三大日志redo log undo log bin long](https://blog.csdn.net/weixin_44062698/article/details/115705603)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
[ .reference_list ]