Trait sea_orm::query::ConnectionTrait[−][src]

pub trait ConnectionTrait<'a>: Sync {
    type Stream: Stream<Item = Result<QueryResult, DbErr>>;
    fn get_database_backend(&self) -> DbBackend;

    fn execute<'life0, 'async_trait>(
        &'life0 self, 
        stmt: Statement
    ) -> Pin<Box<dyn Future<Output = Result<ExecResult, DbErr>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        Self: 'async_trait;

    fn query_one<'life0, 'async_trait>(
        &'life0 self, 
        stmt: Statement
    ) -> Pin<Box<dyn Future<Output = Result<Option<QueryResult>, DbErr>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        Self: 'async_trait;

    fn query_all<'life0, 'async_trait>(
        &'life0 self, 
        stmt: Statement
    ) -> Pin<Box<dyn Future<Output = Result<Vec<QueryResult>, DbErr>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        Self: 'async_trait;

    fn stream(
        &'a self, 
        stmt: Statement
    ) -> Pin<Box<dyn Future<Output = Result<Self::Stream, DbErr>> + 'a>>;

    fn begin<'life0, 'async_trait>(
        &'life0 self
    ) -> Pin<Box<dyn Future<Output = Result<DatabaseTransaction, DbErr>> + Send + 'async_trait>>
    where
        'life0: 'async_trait,
        Self: 'async_trait;

    fn transaction<'life0, 'async_trait, F, T, E>(
        &'life0 self, 
        callback: F
    ) -> Pin<Box<dyn Future<Output = Result<T, TransactionError<E>>> + Send + 'async_trait>>
    where
        F: for<'c> FnOnce(&'c DatabaseTransaction) -> Pin<Box<dyn Future<Output = Result<T, E>> + Send + 'c>> + Send,
        T: Send,
        E: Error + Send,
        F: 'async_trait,
        T: 'async_trait,
        E: 'async_trait,
        'life0: 'async_trait,
        Self: 'async_trait;

    fn is_mock_connection(&self) -> bool { ... }
}

Associated Types

Required methods

Execute the function inside a transaction. If the function returns an error, the transaction will be rolled back. If it does not return an error, the transaction will be committed.

Provided methods

Implementors