Struct low

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pub struct low;

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impl<Rhs> Add<Rhs> for low
where Rhs: AsExpression<<<low as Expression>::SqlType as Add>::Rhs>,

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type Output = Add<low, <Rhs as AsExpression<<<low as Expression>::SqlType as Add>::Rhs>>::Expression>

The resulting type after applying the + operator.
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fn add(self, rhs: Rhs) -> Self::Output

Performs the + operation. Read more
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impl Clone for low

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fn clone(&self) -> low

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Column for low

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const NAME: &'static str = "low"

The name of this column
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type Table = table

The table which this column belongs to
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impl Debug for low

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for low

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fn default() -> low

Returns the “default value” for a type. Read more
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impl<Rhs> Div<Rhs> for low
where Rhs: AsExpression<<<low as Expression>::SqlType as Div>::Rhs>,

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type Output = Div<low, <Rhs as AsExpression<<<low as Expression>::SqlType as Div>::Rhs>>::Expression>

The resulting type after applying the / operator.
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fn div(self, rhs: Rhs) -> Self::Output

Performs the / operation. Read more
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impl Expression for low

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type SqlType = Integer

The type that this expression represents in SQL
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impl<Rhs> Mul<Rhs> for low
where Rhs: AsExpression<<<low as Expression>::SqlType as Mul>::Rhs>,

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type Output = Mul<low, <Rhs as AsExpression<<<low as Expression>::SqlType as Mul>::Rhs>>::Expression>

The resulting type after applying the * operator.
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fn mul(self, rhs: Rhs) -> Self::Output

Performs the * operation. Read more
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impl<DB> QueryFragment<DB> for low

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fn walk_ast(&self, out: AstPass<'_, DB>) -> QueryResult<()>

Walk over this QueryFragment for all passes. Read more
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fn to_sql(&self, out: &mut <DB as Backend>::QueryBuilder) -> Result<(), Error>

Converts this QueryFragment to its SQL representation. Read more
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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
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fn is_safe_to_cache_prepared(&self) -> Result<bool, Error>

Is this query safe to store in the prepared statement cache? Read more
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impl QueryId for low

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const HAS_STATIC_QUERY_ID: bool = true

Can the SQL generated by Self be uniquely identified by its type? Read more
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type QueryId = low

A type which uniquely represents Self in a SQL query. Read more
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fn query_id() -> Option<TypeId>

Returns the type id of Self::QueryId if Self::HAS_STATIC_QUERY_ID. Returns None otherwise. Read more
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impl<Rhs> Sub<Rhs> for low
where Rhs: AsExpression<<<low as Expression>::SqlType as Sub>::Rhs>,

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type Output = Sub<low, <Rhs as AsExpression<<<low as Expression>::SqlType as Sub>::Rhs>>::Expression>

The resulting type after applying the - operator.
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fn sub(self, rhs: Rhs) -> Self::Output

Performs the - operation. Read more
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impl<QS> AppearsOnTable<QS> for low
where QS: AppearsInFromClause<table, Count = Once>,

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impl Copy for low

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impl NonAggregate for low

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impl SelectableExpression<table> for low

Auto Trait Implementations§

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impl Freeze for low

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impl RefUnwindSafe for low

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impl Send for low

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impl Sync for low

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impl Unpin for low

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impl UnwindSafe for low

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> AsExpression<<T as Expression>::SqlType> for T
where T: Expression,

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type Expression = T

The expression being returned
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fn as_expression(self) -> T

Perform the conversion
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<Conn, DB, T> ExecuteDsl<Conn, DB> for T
where Conn: Connection<Backend = DB>, DB: Backend, T: QueryFragment<DB> + QueryId,

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fn execute(query: T, conn: &Conn) -> Result<usize, Error>

Execute this command
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impl<T> ExpressionMethods for T

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fn eq<T>( self, other: T, ) -> Eq<Self, <T as AsExpression<Self::SqlType>>::Expression>
where T: AsExpression<Self::SqlType>,

Creates a SQL = expression. Read more
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fn ne<T>( self, other: T, ) -> NotEq<Self, <T as AsExpression<Self::SqlType>>::Expression>
where T: AsExpression<Self::SqlType>,

Creates a SQL != expression. Read more
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fn eq_any<T>( self, values: T, ) -> In<Self, <T as AsInExpression<Self::SqlType>>::InExpression>
where T: AsInExpression<Self::SqlType>,

Creates a SQL IN statement. Read more
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fn ne_any<T>( self, values: T, ) -> NotIn<Self, <T as AsInExpression<Self::SqlType>>::InExpression>
where T: AsInExpression<Self::SqlType>,

👎Deprecated since 1.2.0: use ne_all instead
Deprecated alias for ne_all Read more
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fn ne_all<T>( self, values: T, ) -> NotIn<Self, <T as AsInExpression<Self::SqlType>>::InExpression>
where T: AsInExpression<Self::SqlType>,

Creates a SQL NOT IN statement. Read more
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fn is_null(self) -> IsNull<Self>

Creates a SQL IS NULL expression. Read more
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fn is_not_null(self) -> IsNotNull<Self>

Creates a SQL IS NOT NULL expression. Read more
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fn gt<T>( self, other: T, ) -> Gt<Self, <T as AsExpression<Self::SqlType>>::Expression>
where T: AsExpression<Self::SqlType>,

Creates a SQL > expression. Read more
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fn ge<T>( self, other: T, ) -> GtEq<Self, <T as AsExpression<Self::SqlType>>::Expression>
where T: AsExpression<Self::SqlType>,

Creates a SQL >= expression. Read more
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fn lt<T>( self, other: T, ) -> Lt<Self, <T as AsExpression<Self::SqlType>>::Expression>
where T: AsExpression<Self::SqlType>,

Creates a SQL < expression. Read more
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fn le<T>( self, other: T, ) -> LtEq<Self, <T as AsExpression<Self::SqlType>>::Expression>
where T: AsExpression<Self::SqlType>,

Creates a SQL <= expression. Read more
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fn between<T, U>( self, lower: T, upper: U, ) -> Between<Self, And<<T as AsExpression<Self::SqlType>>::Expression, <U as AsExpression<Self::SqlType>>::Expression>>
where T: AsExpression<Self::SqlType>, U: AsExpression<Self::SqlType>,

Creates a SQL BETWEEN expression using the given lower and upper bounds. Read more
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fn not_between<T, U>( self, lower: T, upper: U, ) -> NotBetween<Self, And<<T as AsExpression<Self::SqlType>>::Expression, <U as AsExpression<Self::SqlType>>::Expression>>
where T: AsExpression<Self::SqlType>, U: AsExpression<Self::SqlType>,

Creates a SQL NOT BETWEEN expression using the given lower and upper bounds. Read more
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fn desc(self) -> Desc<Self>

Creates a SQL DESC expression, representing this expression in descending order. Read more
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fn asc(self) -> Asc<Self>

Creates a SQL ASC expression, representing this expression in ascending order. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoSql for T

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fn into_sql<T>(self) -> Self::Expression
where Self: Sized + AsExpression<T>,

Convert self to an expression for Diesel’s query builder. Read more
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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
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impl<T> NullableExpressionMethods for T
where T: Expression,

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fn nullable(self) -> Nullable<Self>

Converts this potentially non-null expression into one which is treated as nullable. This method has no impact on the generated SQL, and is only used to allow certain comparisons that would otherwise fail to compile. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<QS, T, DB> BoxableExpression<QS, DB> for T

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impl<T> Erased for T