Trait Changeset 

pub trait Changeset<E: Entity> {
    // Required method
    fn changes(&self) -> Vec<ColumnValue>;

    // Provided method
    fn concurrency_token(&self) -> Result<Option<SqlValue>, OrmError> { ... }
}

Stable contract for extracting changed values for updates.

Required Methods

fn changes(&self) -> Vec<ColumnValue>

Provided Methods

fn concurrency_token(&self) -> Result<Option<SqlValue>, OrmError>

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors