Docs: Sync all doc changes in main to v8.0.x (#35333)

2021-06-07 18:38:48 +02:00
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+title: Repeat panel intro
+---
+
+Grafana lets you create dynamic dashboards using _template variables_. All variables in your queries expand to the current value of the variable before the query is sent to the database. Variables let you reuse a single dashboard for all your services.