pub trait Mirror: Aggregate {
type Source: Send + Sync + 'static;
type Changed: Event;
// Required method
fn columns(changed: &Map<String, Value>) -> Result<Vec<SqlValue>>;
}Required Associated Types§
Sourcetype Source: Send + Sync + 'static
type Source: Send + Sync + 'static
The source’s contract type, whose Lookup lists the records a new mirror starts from.
type Changed: Event
Required Methods§
Dyn Compatibility§
This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety".