> ## 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 1.16.0 - Apr 13, 2023

> Customize Approval Workflow based on risk levels. Support databases: Oracle, MSSQL & MariaDB. Require two-factor authentication (2FA) for all users.

## 🚀 New Features

* Customize your [Approval Flow](/change-database/approval#approval-flows) based on risk levels.
* Support [databases](/introduction/supported-databases): Oracle, MSSQL & MariaDB.
* Require two-factor authentication (2FA) for all users.

## 🎄 Enhancements

* Filter improvements for transferring databases.
* Skip all failed tasks in the current stage of the issue.
* Show progress while uploading SQL for issues.

## 📰 Fresh off the press

* Ask Devs: Do DBAs impose [strict requirements](https://www.bytebase.com/blog/is-sql-review-necessary) for database schema conventions at your organization?

## ⚙️ 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.*