Trait schemamama_postgres::PostgresMigration [−] [src]

pub trait PostgresMigration: Migration {
    fn up(&self, transaction: &Transaction) -> Result<(), PostgresError> { ... }
    fn down(&self, transaction: &Transaction) -> Result<(), PostgresError> { ... }
}

A migration to be used within a PostgreSQL connection.

Provided Methods

fn up(&self, transaction: &Transaction) -> Result<(), PostgresError>

Called when this migration is to be executed. This function has an empty body by default, so its implementation is optional.

fn down(&self, transaction: &Transaction) -> Result<(), PostgresError>

Called when this migration is to be reversed. This function has an empty body by default, so its implementation is optional.

Implementors