Trait migration::MigrationTrait
source · pub trait MigrationTrait: MigrationName + Send + Sync {
// Required method
fn up<'life0, 'life1, 'async_trait>(
&'life0 self,
manager: &'life1 SchemaManager<'_>
) -> Pin<Box<dyn Future<Output = Result<(), DbErr>> + Send + 'async_trait, Global>>
where 'life0: 'async_trait,
'life1: 'async_trait,
Self: 'async_trait;
// Provided method
fn down<'life0, 'life1, 'async_trait>(
&'life0 self,
_manager: &'life1 SchemaManager<'_>
) -> Pin<Box<dyn Future<Output = Result<(), DbErr>> + Send + 'async_trait, Global>>
where 'life0: 'async_trait,
'life1: 'async_trait,
Self: 'async_trait { ... }
}
Expand description
The migration definition
Required Methods§
Provided Methods§
sourcefn down<'life0, 'life1, 'async_trait>(
&'life0 self,
_manager: &'life1 SchemaManager<'_>
) -> Pin<Box<dyn Future<Output = Result<(), DbErr>> + Send + 'async_trait, Global>>where
'life0: 'async_trait,
'life1: 'async_trait,
Self: 'async_trait,
fn down<'life0, 'life1, 'async_trait>( &'life0 self, _manager: &'life1 SchemaManager<'_> ) -> Pin<Box<dyn Future<Output = Result<(), DbErr>> + Send + 'async_trait, Global>>where 'life0: 'async_trait, 'life1: 'async_trait, Self: 'async_trait,
Define actions to perform when rolling back the migration