# MyISAM

- [MyISAM Overview](/docs/server/server-usage/storage-engines/myisam-storage-engine/myisam-overview.md): A detailed overview of the MyISAM storage engine, including its file structure, features, and limitations compared to newer engines like Aria.
- [MyISAM Index Storage Space](/docs/server/server-usage/storage-engines/myisam-storage-engine/myisam-index-storage-space.md): This page explains how MyISAM stores and compresses indexes, detailing space usage for different key types and compression strategies.
- [MyISAM Storage Formats](/docs/server/server-usage/storage-engines/myisam-storage-engine/myisam-storage-formats.md): Learn about the three storage formats supported by MyISAM: FIXED (static), DYNAMIC (variable length), and COMPRESSED (read-only).
- [MyISAM System Variables](/docs/server/server-usage/storage-engines/myisam-storage-engine/myisam-system-variables.md): A reference for system variables that configure MyISAM behavior, such as key cache sizes, recovery modes, and concurrent insert settings.