---
table_name: namespaces
classes:
- Group
- Namespace
- Namespaces::ProjectNamespace
- Namespaces::UserNamespace
feature_categories:
- groups_and_projects
description: Storing namespaces records for groups, users and projects
introduced_by_url: https://github.com/gitlabhq/gitlabhq/pull/2051
milestone: "<6.0"
gitlab_schema: gitlab_main_cell
schema_inconsistencies:
- type: missing_indexes
  object_name: index_namespaces_on_created_at
  introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/134948
- type: missing_indexes
  object_name: index_namespaces_on_ldap_sync_last_successful_update_at
  introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/135040
sharding_key_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/461310
table_size: medium
