# Prisma 4.8.0 — Release & Upgrade Intelligence
- **Product:** Prisma (https://prisma.io)
- **Version:** 4.8.0
- **Released:** Dec 20, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/prisma/updates/4.8.0/

## Executive Summary (TL;DR)
Prisma 4.8.0. Source highlight: 🌟 **Help us spread the word about Prisma by starring the repo or tweeting about the release.** 🌟

## New Features
- Enabling the Preview feature in the Prisma schema
- Migrate Dev CMD Issue when using `multiSchema` preview feature with MySQL
- enum fields are missing in select's type when `clientExtensions` preview feature is used

## Bug Fixes
- Regression bug: batched findUniqueOrThrow queries throw  'Field does not exist on enclosing type.'
- Bug: `@@schema` attribute should always be required when `schemas` is defined in the datasource

## Upgrade Command
```bash
npm install --save-dev --save-exact prisma@4.8.0
```