VariableType🔗
Dashboard variable type
query
: Query-generated list of values such as metric names, server names, sensor IDs, data centers, and so on.
adhoc
: Key/value filters that are automatically added to all metric queries for a data source (Prometheus, Loki, InfluxDB, and Elasticsearch only).
constant
: Define a hidden constant.
datasource
: Quickly change the data source for an entire dashboard.
interval
: Interval variables represent time spans.
textbox
: Display a free text input field with an optional default value.
custom
: Define the variable options manually using a comma-separated list.
system
: Variables defined by Grafana. See: https://grafana.com/docs/grafana/latest/dashboards/variables/add-template-variables/#global-variables