> 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-management/install-and-upgrade-mariadb/upgrading/upgrade-paths/mariadb-enterprise-server-11.4.md).

# MariaDB Enterprise Server 11.4

Instructions for upgrading to MariaDB Enterprise Server 11.4, which introduces new data types like UUID and INET4, advanced JSON functions, and non-blocking online schema changes.

{% columns %}
{% column %}
{% content-ref url="/pages/bANpGuhMLjxsvnwQaH6s" %}
[Upgrade to MariaDB Enterprise Server 11.4](/docs/server/server-management/install-and-upgrade-mariadb/upgrading/upgrade-paths/mariadb-enterprise-server-11.4/upgrade-to-mariadb-enterprise-server-11.4.md)
{% endcontent-ref %}
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{% column %}
Instructions for upgrading to MariaDB Enterprise Server 11.4, which introduces new data types like UUID and INET4, advanced JSON functions, and non-blocking online schema changes.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/ZHj1w0QVCrYqbBfuobPG" %}
[Upgrade MariaDB Enterprise Server from 11.4.X to 11.4.Y](/docs/server/server-management/install-and-upgrade-mariadb/upgrading/upgrade-paths/mariadb-enterprise-server-11.4/upgrade-mariadb-enterprise-server-from-11.4.x-to-11.4.y.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Instructions for upgrading to MariaDB Enterprise Server 11.4, which introduces new data types like UUID and INET4, advanced JSON functions, and non-blocking online schema changes.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/cludl7BINraVPLm0tXgD" %}
[Upgrade MariaDB Enterprise Server from 10.6 to 11.4](/docs/server/server-management/install-and-upgrade-mariadb/upgrading/upgrade-paths/mariadb-enterprise-server-11.4/upgrade-mariadb-enterprise-server-from-10.6-to-11.4.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Upgrade MariaDB Enterprise Server from 10.6 to 11.4, covering the query-optimizer changes introduced in 11.0, with both a standard in-place upgrade and a staged, replication-based rollout.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/l9BYACwMHTtyM2sxpbGS" %}
[Upgrade from MariaDB Community Server to MariaDB Enterprise Server 11.4](/docs/server/server-management/install-and-upgrade-mariadb/upgrading/upgrade-paths/mariadb-enterprise-server-11.4/upgrade-from-mariadb-community-server-to-mariadb-enterprise-server-11.4.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Instructions for upgrading to MariaDB Enterprise Server 11.4, which introduces new data types like UUID and INET4, advanced JSON functions, and non-blocking online schema changes.
{% endcolumn %}
{% endcolumns %}

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