# Merging into MariaDB

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This section contains background information, mostly aimed at engineers developing MariaDB features.
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{% content-ref url="mariadb-internals-documentation-merging-into-mariadb/creating-a-new-merge-tree" %}
[creating-a-new-merge-tree](https://mariadb.com/docs/server/reference/product-development/mariadb-internals/mariadb-internals-documentation-merging-into-mariadb/creating-a-new-merge-tree)
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{% content-ref url="mariadb-internals-documentation-merging-into-mariadb/merging-from-mysql-obsolete" %}
[merging-from-mysql-obsolete](https://mariadb.com/docs/server/reference/product-development/mariadb-internals/mariadb-internals-documentation-merging-into-mariadb/merging-from-mysql-obsolete)
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{% content-ref url="mariadb-internals-documentation-merging-into-mariadb/merging-new-xtradb-releases-obsolete" %}
[merging-new-xtradb-releases-obsolete](https://mariadb.com/docs/server/reference/product-development/mariadb-internals/mariadb-internals-documentation-merging-into-mariadb/merging-new-xtradb-releases-obsolete)
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{% content-ref url="mariadb-internals-documentation-merging-into-mariadb/merging-tokudb-obsolete" %}
[merging-tokudb-obsolete](https://mariadb.com/docs/server/reference/product-development/mariadb-internals/mariadb-internals-documentation-merging-into-mariadb/merging-tokudb-obsolete)
{% endcontent-ref %}

{% content-ref url="mariadb-internals-documentation-merging-into-mariadb/merging-with-a-merge-tree" %}
[merging-with-a-merge-tree](https://mariadb.com/docs/server/reference/product-development/mariadb-internals/mariadb-internals-documentation-merging-into-mariadb/merging-with-a-merge-tree)
{% endcontent-ref %}