[−]Struct kubos_telemetry_db::telemetry::columns::star
Represents table_name.*
, which is sometimes needed for
efficient count queries. It cannot be used in place of
all_columns
, and has a SqlType
of ()
to prevent it
being used that way
Trait Implementations
impl Clone for star
[+]
impl Copy for star
impl Debug for star
[+]
impl SelectableExpression<table> for star
impl Expression for star
impl AppearsOnTable<table> for star
impl<DB: Backend> QueryFragment<DB> for star where
<table as QuerySource>::FromClause: QueryFragment<DB>,
[+]
<table as QuerySource>::FromClause: QueryFragment<DB>,
Auto Trait Implementations
impl Send for star
impl Unpin for star
impl Sync for star
impl UnwindSafe for star
impl RefUnwindSafe for star
Blanket Implementations
impl<T> ToOwned for T where
T: Clone,
[src][+]
T: Clone,
impl<T, U> Into<U> for T where
U: From<T>,
[src][+]
U: From<T>,
impl<T> From<T> for T
[src][+]
impl<T, U> TryFrom<U> for T where
U: Into<T>,
[src][+]
U: Into<T>,
impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
[src][+]
U: TryFrom<T>,
impl<T> BorrowMut<T> for T where
T: ?Sized,
[src][+]
T: ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
[src][+]
T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
[src][+]
T: 'static + ?Sized,
impl<T> IntoSql for T
[+]
impl<T> NullableExpressionMethods for T where
T: Expression,
[+]
T: Expression,