pub trait ActiveModelExt: ActiveModelTrait {
// Provided method
fn pk_name_for_update(&self) -> &str { ... }
}Expand description
内部辅助 trait,为 update() 提供主键列名
此 trait 自动为所有 ActiveModel 实现,
通过 Model::pk_name() 获取主键列名。
Provided Methods§
Sourcefn pk_name_for_update(&self) -> &str
fn pk_name_for_update(&self) -> &str
获取主键列名(用于 UPDATE 的 WHERE 条件)
Dyn Compatibility§
This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety".