-
## 概述
InnoDB设计主要目标是面向在线事务处理(OLTP)的应用。
InnoDB存储引擎将数据放在一个逻辑的表空间中，这个表空间就像一个黑盒一样由InnoDB存储引擎自身管理。它可以将每个InnoDB存储引擎的表单独存放在一个独立的ibd文件中。此外支持裸设备用来建立表空间。
InnoDB通过使用多版本并发控制(MVCC)来获取高并发性，并且实现了SQL标准的四种隔离级别，默认为RE…
-
### Prerequisites
- [X] I have carried out troubleshooting steps and I believe I have found a bug.
- [X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate.
…
-
```
The new InnoDB plugin has more information on the LRU, to wit:
Pages made young 27432640, not young 0
4.25 youngs/s, 0.00 non-youngs/s
Pages read 11286955, created 972067, written 238644796
0.88 …
-
File "C:\Users\11738\Desktop\ibd2sql\main.py", line 160, in
ddcw.get_sql()
~~~~~~~~~~~~^^
File "C:\Users\11738\Desktop\ibd2sql\ibd2sql\ibd2sql.py", line 200, in get_sql
aa = index…
-
@see [mysql启动时，提示/etc/my.cnf 被忽略的问题处理](https://blog.csdn.net/yumushui/article/details/49124699)
今天在处理测试开发人员的问题是，发现一个MySQL实例启动故障，处理过程如下：
发现mysql实例是关闭的，执行命令启动mysql实例时有警告：
# service mysql.server s…
-
### Prerequisites
- [X] I have carried out troubleshooting steps and I believe I have found a bug.
- [X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate.
…
-
### Report
I create empty async cluster with 3 nodes and restore from backup. Master is alive and running, but slave cannot make clone.
### More about the problem
```
...
Containers:
mysql:
…
-
# MySQL 与 InnoDB 存储引擎总结 - beihai blog
beihai blog
[https://wingsxdu.com/posts/database/mysql/innodb/](https://wingsxdu.com/posts/database/mysql/innodb/)
-
### Prerequisites
- [X] I have carried out troubleshooting steps and I believe I have found a bug.
- [X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate…
-
## Bug Report
Please answer these questions before submitting your issue. Thanks!
### 1. Minimal reproduce step (Required)
```sql
create table foo1 (bar varchar(250) COLLATE utf8mb4_bin) DEF…