Environment:
Grafana 7.3
Data source: custom back-end data source, https://github.com/KeckObservatory/epics-grafana-datasource
OS: CentOS 7
User OS/browser: Chrome 83

When a combo box("Select" component) in the query parameters has many entries, clicking on it will sometimes make it pop upwards (vs downwards). The component Z order is apparently underneath the graph itself, obscuring the t

Describe the solution you'd like

• the ability to filter actions that are attached to a hook

Additional context

• this will allow users to know which actions will trigger notifications in slack

Thank you for your feature request – we love each and every one!

In my experience, far and away the primary reason to use DatabaseError::downcast_ref() is to check the constraint name. It would be nice not to have to downcast, though:

https://github.com/launchbadge/sqlx/blob/master/sqlx-core/src/error.rs#L146

 pub trait DatabaseError: ... {
    // existing methods omitted

    /// Returns the name of the constraint that triggered the error, if