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title: Release notes for Grafana 7.5.6
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# Release notes for Grafana 7.5.6

### Features and enhancements

- **Database**: Add isolation level configuration parameter for MySQL. [#33830](https://github.com/grafana/grafana/pull/33830), [@zserge](https://github.com/zserge)
- **InfluxDB**: Improve measurement-autocomplete behavior. [#33494](https://github.com/grafana/grafana/pull/33494), [@gabor](https://github.com/gabor)
- **Instrumentation**: Don't consider invalid email address a failed email. [#33671](https://github.com/grafana/grafana/pull/33671), [@bergquist](https://github.com/bergquist)

### Bug fixes

- **Loki**: fix label browser crashing when + typed. [#33900](https://github.com/grafana/grafana/pull/33900), [@zoltanbedi](https://github.com/zoltanbedi)
- **Prometheus**: Sanitize PromLink button. [#33874](https://github.com/grafana/grafana/pull/33874), [@ivanahuckova](https://github.com/ivanahuckova)
