> ## Documentation Index
> Fetch the complete documentation index at: https://docs.bytebase.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Bytebase 2.22.2 - Aug 22, 2024

> Allow assigning roles to groups at the workspace level

## 🚀 New Features

* Allow assigning roles to groups at the workspace level.
* Support disallowing sign-in with email and password, [allowing only SSO](/administration/sso/overview/#enforce-sso-sign-in).
* Add a PostgreSQL SQL review rule: `Disallow setting volatile default values on columns`.

## 🔔 Notable Changes

* Retire the change histories page in the project; change histories can be found on the database page.
* Remove `BranchService.DiffDatabase` and `SQLService.DifferPreview` API.

## 🎄 Enhancements

* Split the **Members & Groups** page into two pages: **Users & Groups** and **Members**.
* Improve SQL Editor UI.

## 🎠 Community

* Thanks to [@nlimpid](https://github.com/nlimpid) for the PR [fix: handle error properly in ClickHouse query #13415](https://github.com/bytebase/bytebase/pull/13415)

## ⚙️ Install and Upgrade

* [Fresh install](/get-started/self-host/deploy-with-docker)

* [Upgrade](/get-started/self-host/upgrade)

*Before upgrading: 1) Back up the [metadata](https://www.bytebase.com/docs/administration/back-up-restore-metadata/) — in-place downgrade is not supported. 2) Do not run multiple containers on the same data directory. 3) Terraform users: upgrade Bytebase server first, then apply the new Terraform config.*