> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/maxscale/maxscale-old-versions/mariadb-maxscale-25-01/mariadb-maxscale-25-01-filters.md).

# MariaDB MaxScale 25.01 Filters

Filters in MariaDB MaxScale intercept and modify database traffic. Use them to transform, block, or log queries, enabling fine-grained control over your database workload and security.