pub struct last_seen;
Trait Implementations
sourceimpl<Rhs> Add<Rhs> for last_seen where
Rhs: AsExpression<<<last_seen as Expression>::SqlType as Add>::Rhs>,
impl<Rhs> Add<Rhs> for last_seen where
Rhs: AsExpression<<<last_seen as Expression>::SqlType as Add>::Rhs>,
sourceimpl Expression for last_seen
impl Expression for last_seen
sourceimpl<DB> QueryFragment<DB> for last_seen where
DB: Backend,
<table as QuerySource>::FromClause: QueryFragment<DB>,
impl<DB> QueryFragment<DB> for last_seen where
DB: Backend,
<table as QuerySource>::FromClause: QueryFragment<DB>,
sourcefn walk_ast(&self, out: AstPass<'_, DB>) -> QueryResult<()>
fn walk_ast(&self, out: AstPass<'_, DB>) -> QueryResult<()>
Walk over this QueryFragment
for all passes. Read more
sourcefn to_sql(&self, out: &mut <DB as Backend>::QueryBuilder) -> Result<(), Error>
fn to_sql(&self, out: &mut <DB as Backend>::QueryBuilder) -> Result<(), Error>
Converts this QueryFragment
to its SQL representation. Read more
sourcefn collect_binds(
&self,
out: &mut <DB as Backend>::BindCollector,
metadata_lookup: &<DB as TypeMetadata>::MetadataLookup
) -> Result<(), Error>
fn collect_binds(
&self,
out: &mut <DB as Backend>::BindCollector,
metadata_lookup: &<DB as TypeMetadata>::MetadataLookup
) -> Result<(), Error>
Serializes all bind parameters in this query. Read more
sourceimpl QueryId for last_seen
impl QueryId for last_seen
sourceconst HAS_STATIC_QUERY_ID: bool
const HAS_STATIC_QUERY_ID: bool
Can the SQL generated by Self
be uniquely identified by its type? Read more
sourceimpl<Rhs> Sub<Rhs> for last_seen where
Rhs: AsExpression<<<last_seen as Expression>::SqlType as Sub>::Rhs>,
impl<Rhs> Sub<Rhs> for last_seen where
Rhs: AsExpression<<<last_seen as Expression>::SqlType as Sub>::Rhs>,
impl<QS> AppearsOnTable<QS> for last_seen where
QS: AppearsInFromClause<table, Count = Once>,
impl Copy for last_seen
impl NonAggregate for last_seen
impl SelectableExpression<table> for last_seen
Auto Trait Implementations
impl RefUnwindSafe for last_seen
impl Send for last_seen
impl Sync for last_seen
impl Unpin for last_seen
impl UnwindSafe for last_seen
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<Conn, DB, T> ExecuteDsl<Conn, DB> for T where
Conn: Connection<Backend = DB>,
DB: Backend,
T: QueryFragment<DB> + QueryId,
impl<Conn, DB, T> ExecuteDsl<Conn, DB> for T where
Conn: Connection<Backend = DB>,
DB: Backend,
T: QueryFragment<DB> + QueryId,
sourceimpl<T> IntoSql for T
impl<T> IntoSql for T
sourcefn into_sql<T>(self) -> Self::Expression where
Self: AsExpression<T>,
fn into_sql<T>(self) -> Self::Expression where
Self: AsExpression<T>,
Convert self
to an expression for Diesel’s query builder. Read more
sourcefn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression where
&'a Self: AsExpression<T>,
fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expression where
&'a Self: AsExpression<T>,
Convert &self
to an expression for Diesel’s query builder. Read more
sourceimpl<T> NullableExpressionMethods for T where
T: Expression,
impl<T> NullableExpressionMethods for T where
T: Expression,
impl<T> Pointable for T
impl<T> Pointable for T
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
🔬 This is a nightly-only experimental API. (
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more