MySQL InnoDB Redo 与 Undo
redo log重做日志介绍
redo log重做日志的由来
如何写 redo log重做日志的呢
log buffer 往 log file里写 redo log的触发机制
redo log 的特点
undo log 介绍
重做日志文件查看
mysql root@localhost:(none)> show variables like '%undo%'
+--------------------------+------------+
| Variable_name | Value |
+--------------------------+------------+
| innodb_max_undo_log_size | 1073741824 |
| innodb_undo_directory | ./ |
| innodb_undo_log_truncate | OFF |
| innodb_undo_logs | 128 |
| innodb_undo_tablespaces | 0 |
+--------------------------+------------+
