order_index

backend::schema::layers::columns

Struct order_index 

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pub struct order_index;

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

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

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

Performs the + operation. Read more
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impl AppearsInFromClause<Only<table>> for order_index

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type Count = Once

How many times does Self appear in QS?
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impl<TSM> AppearsInFromClause<Tablesample<table, TSM>> for order_index
where TSM: TablesampleMethod,

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type Count = Once

How many times does Self appear in QS?
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impl Clone for order_index

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fn clone(&self) -> order_index

Returns a duplicate 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 order_index

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const NAME: &'static str = "order_index"

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 order_index

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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 order_index

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fn default() -> order_index

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

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

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

Performs the / operation. Read more
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impl Expression for order_index

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type SqlType = Integer

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

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

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

Performs the * operation. Read more
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impl<DB> QueryFragment<DB> for order_index
where DB: Backend, StaticQueryFragmentInstance<table>: QueryFragment<DB>,

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fn walk_ast<'b>( &'b self, __diesel_internal_out: AstPass<'_, 'b, 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, backend: &DB, ) -> Result<(), Error>

Converts this QueryFragment to its SQL representation. Read more
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fn collect_binds<'b>( &'b self, out: &mut <DB as Backend>::BindCollector<'b>, metadata_lookup: &mut <DB as TypeMetadata>::MetadataLookup, backend: &'b DB, ) -> Result<(), Error>

Serializes all bind parameters in this query. Read more
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fn is_safe_to_cache_prepared(&self, backend: &DB) -> Result<bool, Error>

Is this query safe to store in the prepared statement cache? Read more
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fn is_noop(&self, backend: &DB) -> Result<bool, Error>

Does walking this AST have any effect?
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impl QueryId for order_index

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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 = order_index

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 order_index
where Rhs: AsExpression<<<order_index as Expression>::SqlType as Sub>::Rhs>,

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

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

Performs the - operation. Read more
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impl ValidGrouping<()> for order_index

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type IsAggregate = No

Is this expression aggregate? Read more
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impl<__GB> ValidGrouping<__GB> for order_index
where __GB: IsContainedInGroupBy<order_index, Output = Yes>,

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type IsAggregate = Yes

Is this expression aggregate? Read more
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impl<QS> AppearsOnTable<QS> for order_index
where QS: AppearsInFromClause<table, Count = Once>,

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impl Copy for order_index

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impl SelectableExpression<Only<table>> for order_index

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impl<TSM> SelectableExpression<Tablesample<table, TSM>> for order_index
where TSM: TablesampleMethod,

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impl SelectableExpression<table> for order_index

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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, ST> AsExpression<ST> for T
where T: Expression<SqlType = ST>, ST: SqlType + TypedExpressionType,

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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: AsyncConnection<Backend = DB>, DB: Backend, T: QueryFragment<DB> + QueryId + Send,

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fn execute<'conn, 'query>( query: T, conn: &'conn mut Conn, ) -> <Conn as AsyncConnection>::ExecuteFuture<'conn, 'query>
where T: 'query,

Execute this command
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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: &mut Conn) -> Result<usize, Error>

Execute this command
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impl<T> ExpressionMethods for T
where T: Expression, <T as Expression>::SqlType: SingleValue,

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

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

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

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

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

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

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

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

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

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

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

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fn with_context(self, otel_cx: Context) -> WithContext<Self>

Attaches the provided Context to this type, returning a WithContext wrapper. Read more
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fn with_current_context(self) -> WithContext<Self>

Attaches the current Context to this type, returning a WithContext wrapper. Read more
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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> IntoRequest<T> for T

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fn into_request(self) -> Request<T>

Wrap the input message T in a tonic::Request
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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>, T: SqlType + TypedExpressionType,

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>, T: SqlType + TypedExpressionType,

Convert &self to an expression for Diesel’s query builder. Read more
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impl<L> LayerExt<L> for L

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fn named_layer<S>(&self, service: S) -> Layered<<L as Layer<S>>::Service, S>
where L: Layer<S>,

Applies the layer to a service and wraps it in [Layered].
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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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fn assume_not_null(self) -> AssumeNotNull<Self>

Converts this potentially nullable expression into one which will be assumed to be not-null. This method has no impact on the generated SQL, however it will enable you to attempt deserialization of the returned value in a non-Option. Read more
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impl<C> OrderDecorator for C
where C: Column,

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type Column = C

A column on a database table.
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impl<T> Paginate for T

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fn paginate(self, page: Option<i32>) -> PaginatedQuery<T>

Return a paginated version of a query for a specific page number.
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impl<T> PgExpressionMethods for T
where T: Expression,

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fn is_not_distinct_from<T>( self, other: T, ) -> Grouped<IsNotDistinctFrom<Self, <T as AsExpression<Self::SqlType>>::Expression>>
where Self::SqlType: SqlType, T: AsExpression<Self::SqlType>,

Creates a PostgreSQL IS NOT DISTINCT FROM expression. Read more
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fn is_distinct_from<T>( self, other: T, ) -> Grouped<IsDistinctFrom<Self, <T as AsExpression<Self::SqlType>>::Expression>>
where Self::SqlType: SqlType, T: AsExpression<Self::SqlType>,

Creates a PostgreSQL IS DISTINCT FROM expression. Read more
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impl<T> PgTrgmExpressionMethods for T
where T: Expression,

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fn fuzzy<U>(self, right: U) -> PgTrgmFuzzy<Self, U::Expression>
where Self::SqlType: SqlType, U: AsExpression<Self::SqlType>,

Fuzzy search. Uses the pg_trgm % operator. Read more
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impl<T> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns [Action::Follow] only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns [Action::Follow] if either self or other returns Action::Follow. Read more
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impl<T, DB> QueryFragmentForCachedStatement<DB> for T
where DB: Backend, <DB as Backend>::QueryBuilder: Default, T: QueryFragment<DB>,

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fn construct_sql(&self, backend: &DB) -> Result<String, Error>

Convert the query fragment into a SQL string for the given backend
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fn is_safe_to_cache_prepared(&self, backend: &DB) -> Result<bool, Error>

Check whether it’s safe to cache the query
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impl<T, Conn> RunQueryDsl<Conn> for T

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fn execute<'conn, 'query>( self, conn: &'conn mut Conn, ) -> <Conn as AsyncConnection>::ExecuteFuture<'conn, 'query>
where Conn: AsyncConnection + Send, Self: ExecuteDsl<Conn> + 'query,

Executes the given command, returning the number of rows affected. Read more
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fn load<'query, 'conn, U>( self, conn: &'conn mut Conn, ) -> AndThen<Self::LoadFuture<'conn>, TryCollect<Self::Stream<'conn>, Vec<U>>, fn(Self::Stream<'conn>) -> TryCollect<Self::Stream<'conn>, Vec<U>>>
where U: Send, Conn: AsyncConnection, Self: LoadQuery<'query, Conn, U> + 'query,

Executes the given query, returning a Vec with the returned rows. Read more
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fn load_stream<'conn, 'query, U>( self, conn: &'conn mut Conn, ) -> Self::LoadFuture<'conn>
where Conn: AsyncConnection, U: 'conn, Self: LoadQuery<'query, Conn, U> + 'query,

Executes the given query, returning a [Stream] with the returned rows. Read more
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fn get_result<'query, 'conn, U>( self, conn: &'conn mut Conn, ) -> AndThen<Self::LoadFuture<'conn>, Map<StreamFuture<Pin<Box<Self::Stream<'conn>>>>, fn((Option<Result<U, Error>>, Pin<Box<Self::Stream<'conn>>>)) -> Result<U, Error>>, fn(Self::Stream<'conn>) -> Map<StreamFuture<Pin<Box<Self::Stream<'conn>>>>, fn((Option<Result<U, Error>>, Pin<Box<Self::Stream<'conn>>>)) -> Result<U, Error>>>
where U: Send + 'conn, Conn: AsyncConnection, Self: LoadQuery<'query, Conn, U> + 'query,

Runs the command, and returns the affected row. Read more
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fn get_results<'query, 'conn, U>( self, conn: &'conn mut Conn, ) -> AndThen<Self::LoadFuture<'conn>, TryCollect<Self::Stream<'conn>, Vec<U>>, fn(Self::Stream<'conn>) -> TryCollect<Self::Stream<'conn>, Vec<U>>>
where U: Send, Conn: AsyncConnection, Self: LoadQuery<'query, Conn, U> + 'query,

Runs the command, returning an Vec with the affected rows. Read more
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fn first<'query, 'conn, U>( self, conn: &'conn mut Conn, ) -> AndThen<<Self::Output as LoadQuery<'query, Conn, U>>::LoadFuture<'conn>, Map<StreamFuture<Pin<Box<<Self::Output as LoadQuery<'query, Conn, U>>::Stream<'conn>>>>, fn((Option<Result<U, Error>>, Pin<Box<<Self::Output as LoadQuery<'query, Conn, U>>::Stream<'conn>>>)) -> Result<U, Error>>, fn(<Self::Output as LoadQuery<'query, Conn, U>>::Stream<'conn>) -> Map<StreamFuture<Pin<Box<<Self::Output as LoadQuery<'query, Conn, U>>::Stream<'conn>>>>, fn((Option<Result<U, Error>>, Pin<Box<<Self::Output as LoadQuery<'query, Conn, U>>::Stream<'conn>>>)) -> Result<U, Error>>>
where U: Send + 'conn, Conn: AsyncConnection, Self: LimitDsl, Self::Output: LoadQuery<'query, Conn, U> + Send + 'query,

Attempts to load a single record. Read more
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type Output = T

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where T: Clone,

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

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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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

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fn vzip(self) -> V

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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where ST: ?Sized, DT: ?Sized,

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impl<T> NonAggregate for T
where T: ValidGrouping<()>, <T as ValidGrouping<()>>::IsAggregate: MixedAggregates<No, Output = No>,

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