Update the docs to reflect lack of MySQL support

Now MySQL is no longer supported, we need to change the docs

1 files changed, 1 insertions, 12 deletions

diff --git a/doc/user/group/subgroups/index.md b/doc/user/group/subgroups/index.md
index 79ae94dd9ef..1c6cca049c5 100644
--- a/doc/user/group/subgroups/index.md
+++ b/doc/user/group/subgroups/index.md
@@ -5,8 +5,7 @@ type: reference, howto, concepts
 # Subgroups
 
 NOTE: **Note:**
-[Introduced](https://gitlab.com/gitlab-org/gitlab-ce/issues/2772) in GitLab 9.0. Not available when using MySQL as external
-database (support removed in GitLab 9.3 [due to performance reasons](https://gitlab.com/gitlab-org/gitlab-ce/issues/30472#note_27747600)).
+[Introduced](https://gitlab.com/gitlab-org/gitlab-ce/issues/2772) in GitLab 9.0.
 
 Subgroups, also known as nested groups or hierarchical groups, allow you to have up to 20
 levels of groups.
@@ -21,16 +20,6 @@ By using subgroups you can do the following:
 - **Make it easier to manage people and control visibility.** Give people
   different [permissions](../../permissions.md#group-members-permissions) depending on their group [membership](#membership).
 
-## Database Requirements
-
-Subgroups are only supported when you use PostgreSQL. Supporting subgroups on MySQL in an
-efficient way is not possible due to MySQL's limitations.
-
-See the following links for more information:
-
-- <https://gitlab.com/gitlab-org/gitlab-ce/issues/30472>
-- <https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/10885>
-
 ## Overview
 
 A group can have many subgroups inside it, and at the same time a group can have