Trait QueryFold

pub trait QueryFold<F, A>
where
    F: Fn(&mut ResultRow<'_, '_>, A) -> SqliteResult<A>,
{
    // Required method
    fn query_fold(
        &mut self,
        values: &[&dyn ToSql],
        init: A,
        each_row: F,
    ) -> SqliteResult<A>;
}

Mix in query_fold() convenience function.

Required Methods

fn query_fold( &mut self, values: &[&dyn ToSql], init: A, each_row: F, ) -> SqliteResult<A>

Fold rows from a query after binding parameters.

Implementors

impl<F, A> QueryFold<F, A> for PreparedStatement

where F: Fn(&mut ResultRow<'_, '_>, A) -> SqliteResult<A>,