Trait IntoBoxedClause

pub trait IntoBoxedClause<'a, DB> {
    type BoxedClause;

    // Required method
    fn into_boxed(self) -> Self::BoxedClause;
}

A trait used to construct type erased boxed variant of the current query node

Mainly useful for implementing third party backends

Required Associated Types

type BoxedClause

Resulting type

Required Methods

fn into_boxed(self) -> Self::BoxedClause

Convert the given query node in it’s boxed representation

Implementors

impl<'a> IntoBoxedClause<'a, Mysql> for LimitOffsetClause<NoLimitClause, NoOffsetClause>

Available on crate feature mysql_backend only.

type BoxedClause = BoxedLimitOffsetClause<'a, Mysql>

impl<'a> IntoBoxedClause<'a, Sqlite> for LimitOffsetClause<NoLimitClause, NoOffsetClause>

Available on crate feature sqlite only.

type BoxedClause = BoxedLimitOffsetClause<'a, Sqlite>

impl<'a, L> IntoBoxedClause<'a, Mysql> for LimitOffsetClause<LimitClause<L>, NoOffsetClause>

where L: QueryFragment<Mysql> + Send + 'a,

Available on crate feature mysql_backend only.

type BoxedClause = BoxedLimitOffsetClause<'a, Mysql>

impl<'a, L> IntoBoxedClause<'a, Sqlite> for LimitOffsetClause<LimitClause<L>, NoOffsetClause>

where L: QueryFragment<Sqlite> + Send + 'a,

Available on crate feature sqlite only.

type BoxedClause = BoxedLimitOffsetClause<'a, Sqlite>

impl<'a, L, O> IntoBoxedClause<'a, Mysql> for LimitOffsetClause<LimitClause<L>, OffsetClause<O>>

where L: QueryFragment<Mysql> + Send + 'a, O: QueryFragment<Mysql> + Send + 'a,

Available on crate feature mysql_backend only.

type BoxedClause = BoxedLimitOffsetClause<'a, Mysql>

impl<'a, L, O> IntoBoxedClause<'a, Pg> for LimitOffsetClause<L, O>

where L: QueryFragment<Pg> + Send + 'a, O: QueryFragment<Pg> + Send + 'a,

Available on crate feature postgres_backend only.

type BoxedClause = BoxedLimitOffsetClause<'a, Pg>

impl<'a, L, O> IntoBoxedClause<'a, Sqlite> for LimitOffsetClause<LimitClause<L>, OffsetClause<O>>

where L: QueryFragment<Sqlite> + Send + 'a, O: QueryFragment<Sqlite> + Send + 'a,

Available on crate feature sqlite only.

type BoxedClause = BoxedLimitOffsetClause<'a, Sqlite>

impl<'a, O> IntoBoxedClause<'a, Sqlite> for LimitOffsetClause<NoLimitClause, OffsetClause<O>>

where O: QueryFragment<Sqlite> + Send + 'a,

Available on crate feature sqlite only.

type BoxedClause = BoxedLimitOffsetClause<'a, Sqlite>