> 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/server/server-usage/storage-engines/legacy-storage-engines.md).

# Legacy Storage Engines

{% columns %}
{% column %}
{% content-ref url="/pages/AVLmMoeyLilAv8DriUhc" %}
[FEDERATED Storage Engine](/docs/server/server-usage/storage-engines/legacy-storage-engines/federated-storage-engine.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Legacy FEDERATED storage engine description.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/ca5ePNgrJ2d09R3qMGGB" %}
[Cassandra Storage Engine](/docs/server/server-usage/storage-engines/legacy-storage-engines/cassandra.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Legacy Cassandra storage engine description. Cassandra was removed from MariaDB in MariaDB 10.6.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/5E0u1h4sBllWRXyi0Awb" %}
[TokuDB](/docs/server/server-usage/storage-engines/legacy-storage-engines/tokudb.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
The TokuDB storage engine has been removed from MariaDB.
{% endcolumn %}
{% endcolumns %}