## 15.4 InnoDB 架构

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下图显示了构成内存和磁盘结构的`InnoDB`存储引擎架构。有关每个结构的信息，请参阅[第 15.5 节，“InnoDB 内存结构”](innodb-in-memory-structures.html)， 和[第 15.6 节，“InnoDB 磁盘结构”](innodb-on-disk-structures.html).

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**图 15.1 InnoDB 架构**

<img alt="InnoDB architecture diagram showing in-memory and on-disk structures. In-memory structures include the buffer pool, adaptive hash index, change buffer, and log buffer. On-disk structures include tablespaces, redo logs, and doublewrite buffer files." src="images/innodb-architecture.png" height="545" width="700" />
