Different statistics provided by MariaDB to help you optimize your queries
| Title | Description |
|---|---|
| Engine-Independent Table Statistics | Table statistics independent of the storage engine. |
| Histogram-Based Statistics | Histogram-based statistics can improve the optimizer query plan in certain situations. |
| Index Statistics | Index statistics and the query optimizer. |
| InnoDB Persistent Statistics | InnoDB persistent statistics are stored on disk, leading to more consistent query plans. |
| Slow Query Log Extended Statistics | The slow query log makes extended statistics available. |
| User Statistics | User Statistics |
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https://mariadb.com/kb/en/statistics-for-optimizing-queries/