pub trait NamedColumns {
// Required method
fn select_columns() -> &'static str;
}
Required Methods§
Sourcefn select_columns() -> &'static str
fn select_columns() -> &'static str
should return something like “id”, “name”, “email”
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.