> ## 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 3.1.2 - Dec 19, 2024

> Tooltips for tables, columns, and PostgreSQL view comments in SQL Editor

## 🚀 New Features

* Add tooltips for tables, columns, and PostgreSQL view comments in SQL Editor.
* Support IM and webhook integration for Lark.
* Display table and view definition for Redshift.

## 🔔 Notable Changes

* Remove the masking policy API `v1/{instance}/{database}/policies/masking`. Use `v1/{instance}/{database}/metadata` instead and set the `columnConfigs` parameter.

## 🎄 Enhancements

* Move the masking column page to the database detail page.
* Support popup login modal on token expiration.

## 🐞 Bug fix

* Fix the backup table name conflict in multi-tenant database group within the same instance.
* Fix the cross-origin issue in SSO authentication (OIDC).
* Fix bug causing QuotaExceededError in SQL Editor.

## ⚙️ 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.*