risingwave_frontend::optimizer::plan_node

Trait ConventionMarker

Source 
pub trait ConventionMarker: 'static + Sized {
    type Extra: 'static + Eq + Hash + Clone + Debug;

    // Required method
    fn value() -> Convention;
}
Expand description

A marker trait for different conventions, used for enforcing type safety.

Implementors are Logical, Batch, and Stream.

Required Associated Types§

Source

type Extra: 'static + Eq + Hash + Clone + Debug

The extra fields in the PlanBase of this convention.

Required Methods§

Source

fn value() -> Convention

Get the Convention enum value.

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors§