grafana/docs/sources/release-notes/release-notes-7-4-2.md

+++
title = "Release notes for Grafana 7.4.2"
[_build]
list = false
+++

<!-- Auto generated by update changelog github action -->

# Release notes for Grafana 7.4.2

### Features and enhancements

- **Explore**: Do not show non queryable data sources in data source picker. [#31144](https://github.com/grafana/grafana/pull/31144), [@torkelo](https://github.com/torkelo)
- **Security**: Do not allow an anonymous user to create snapshots. CVE-2021-27358. [#31263](https://github.com/grafana/grafana/pull/31263), [@marefr](https://github.com/marefr)

### Bug fixes

- **CloudWatch**: Ensure empty query row errors are not passed to the panel. [#31172](https://github.com/grafana/grafana/pull/31172), [@sunker](https://github.com/sunker)
- **DashboardLinks**: Fix the links that always cause a full page to reload. [#31178](https://github.com/grafana/grafana/pull/31178), [@torkelo](https://github.com/torkelo)
- **DashboardListPanel**: Fix issue with folder picker always showing All and using old form styles. [#31160](https://github.com/grafana/grafana/pull/31160), [@torkelo](https://github.com/torkelo)
- **IPv6**: Support host address configured with enclosing square brackets. [#31226](https://github.com/grafana/grafana/pull/31226), [@aknuds1](https://github.com/aknuds1)
- **Permissions**: Fix team and role permissions on folders/dashboards not displayed for non Grafana Admin users. [#31132](https://github.com/grafana/grafana/pull/31132), [@AgnesToulet](https://github.com/AgnesToulet)
- **Postgres**: Fix timeGroup macro converts long intervals to invalid numbers when TimescaleDB is enabled. [#31179](https://github.com/grafana/grafana/pull/31179), [@kurokochin](https://github.com/kurokochin)
- **Prometheus**: Fix enabling of disabled queries when editing in dashboard. [#31055](https://github.com/grafana/grafana/pull/31055), [@ivanahuckova](https://github.com/ivanahuckova)
- **QueryEditors**: Fix an issue that happens after moving queries then editing would update other queries. [#31193](https://github.com/grafana/grafana/pull/31193), [@torkelo](https://github.com/torkelo)
- **SqlDataSources**: Fix the Show Generated SQL button in query editors. [#31236](https://github.com/grafana/grafana/pull/31236), [@torkelo](https://github.com/torkelo)
- **StatPanels**: Fix an issue where the palette color scheme is not cleared when loading panel. [#31126](https://github.com/grafana/grafana/pull/31126), [@torkelo](https://github.com/torkelo)
- **Variables**: Add the default option back for the data source variable. [#31208](https://github.com/grafana/grafana/pull/31208), [@hugohaggmark](https://github.com/hugohaggmark)
- **Variables**: Fix missing empty elements from regex filters. [#31156](https://github.com/grafana/grafana/pull/31156), [@hugohaggmark](https://github.com/hugohaggmark)