15.4 InnoDB Architecture

The following diagram shows in-memory and on-disk structures that comprise the InnoDB storage engine architecture. For information about each structure, see Section 15.5, “InnoDB In-Memory Structures”, and Section 15.6, “InnoDB On-Disk Structures”.

Figure 15.1 InnoDB Architecture

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.