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authorAchilleas Pipinellis <axilleas@axilleas.me>2017-06-19 20:24:02 +0200
committerAchilleas Pipinellis <axilleas@axilleas.me>2017-06-19 20:30:29 +0200
commit3bca4c830fc6c30a5db4f9524a94f910f41a2965 (patch)
tree9bf679115463cae75c080ee8abbe47b4d1cbd397
parent46813ccc45283a7881c12e12950080c3e6eaf55c (diff)
downloadgitlab-ce-docs/subgroups-mysql.tar.gz
Add link to issue for MySQL/subgroups drop supportdocs/subgroups-mysql
-rw-r--r--doc/install/requirements.md3
-rw-r--r--doc/user/group/subgroups/index.md4
2 files changed, 5 insertions, 2 deletions
diff --git a/doc/install/requirements.md b/doc/install/requirements.md
index e2b1c24d25b..e5aaccdeadf 100644
--- a/doc/install/requirements.md
+++ b/doc/install/requirements.md
@@ -100,7 +100,7 @@ We currently support the following databases:
We **highly recommend** the use of PostgreSQL instead of MySQL/MariaDB as not all
features of GitLab may work with MySQL/MariaDB:
-1. MySQL support for subgroups was dropped with GitLab 9.3.
+1. MySQL support for subgroups was [dropped with GitLab 9.3][post].
See [issue #30472][30472] for more information.
1. GitLab Geo does [not support MySQL](https://docs.gitlab.com/ee/gitlab-geo/database.html#mysql-replication).
1. [Zero downtime migrations][zero] do not work with MySQL
@@ -110,6 +110,7 @@ Existing users using GitLab with MySQL/MariaDB are advised to
[30472]: https://gitlab.com/gitlab-org/gitlab-ce/issues/30472
[zero]: ../update/README.md#upgrading-without-downtime
+[post]: https://about.gitlab.com/2017/06/22/gitlab-9-3-released/#dropping-support-for-subgroups-in-mysql
### PostgreSQL Requirements
diff --git a/doc/user/group/subgroups/index.md b/doc/user/group/subgroups/index.md
index 1f4aafe27c2..a04129131c3 100644
--- a/doc/user/group/subgroups/index.md
+++ b/doc/user/group/subgroups/index.md
@@ -2,7 +2,8 @@
>**Notes:**
- [Introduced][ce-2772] in GitLab 9.0.
-- MySQL support for subgroups was dropped in GitLab 9.3.
+- MySQL support for subgroups was dropped in GitLab 9.3
+ [due to performance reasons][issue].
With subgroups (aka nested groups or hierarchical groups) you can have
up to 20 levels of nested groups, which among other things can help you to:
@@ -175,3 +176,4 @@ Here's a list of what you can't do with subgroups:
[ce-2772]: https://gitlab.com/gitlab-org/gitlab-ce/issues/2772
[permissions]: ../../permissions.md#group
[reserved]: https://gitlab.com/gitlab-org/gitlab-ce/blob/master/lib/gitlab/path_regex.rb
+[issue]: https://gitlab.com/gitlab-org/gitlab-ce/issues/30472#note_27747600