Trait diesel::query_builder::Query

pub trait Query {
    type SqlType;
}

A complete SQL query with a return type. This can be a select statement, or a command such as update or insert with a RETURNING clause. Unlike Expression, types implementing this trait are guaranteed to be executable on their own.

Associated Types

type SqlType

Implementors

• impl<ST> Query for SqlLiteral<ST> type SqlType = ST;
• impl<T, U, Op, Ret> Query for InsertStatement<T, U, Op, ReturningClause<Ret>> where
    Ret: Expression + SelectableExpression<T> + NonAggregate,  type SqlType = Ret::SqlType;
• impl<T, Ret> Query for DefaultInsertStatement<T, ReturningClause<Ret>> where
    Ret: Expression + SelectableExpression<T> + NonAggregate,  type SqlType = Ret::SqlType;
• impl<T, U, V, Ret> Query for UpdateStatement<T, U, V, ReturningClause<Ret>> where
    T: Table,
    Ret: Expression + SelectableExpression<T> + NonAggregate,  type SqlType = Ret::SqlType;
• impl<'a, T: Query> Query for &'a T type SqlType = T::SqlType;