# Grafana v5.3.0 — Release & Upgrade Intelligence
- **Product:** Grafana (https://grafana.com)
- **Version:** v5.3.0
- **Released:** Oct 10, 2018
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/grafana/updates/v5.3.0/

## Executive Summary (TL;DR)
Grafana v5.3.0. Source highlight: Download Page

## Breaking Changes & Deprecations
- Breaking changes * Postgres datasource no longer automatically adds time column alias when using the $__timeGroup alias. However, there's code in place which should make this change backward compatible and shouldn't create any issues.

## New Features
- **Annotations**: Enable template variables in tagged annotations queries #9735
- **Stackdriver**: Support for Google Stackdriver Datasource #13289
- **Postgres/MySQL/MSSQL**: Add support for replacing $__interval and  $__interval_ms in alert queries #11555, thx @svenklemm
- **Alerting**: Notification reminders #7330, thx @jbaublitz
- **Dashboard**: TV & Kiosk mode changes, new cycle view mode button in dashboard toolbar #13025
- **OAuth**: Gitlab OAuth with support for filter by groups #5623, thx @BenoitKnecht

## Improvements
- **Cloudwatch**: Improved error handling #12489, thx @mtanda

## Bug Fixes
- **Stackdriver**: Fix for missing ngInject #13511
- **Permissions**: Fix for broken permissions selector #13507
- **Singlestat**: Fix gauge display accuracy for percents #13270, thx @tianon
- **Alerting**: Fixes a bug where all alerts would send reminders after upgrade & restart #13402
- **Alerting**: Fix diff and percent_diff reducers #11563, thx @jessetane
- **Alerting**: Fix rendering timeout which could cause notifications to not be sent due to rendering timing out #12151