Struct created_at

pub struct created_at;

Trait Implementations

impl<Rhs> Add<Rhs> for created_at

where Rhs: AsExpression<<<created_at as Expression>::SqlType as Add>::Rhs>,

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

The resulting type after applying the + operator.

fn add(self, __diesel_internal_rhs: Rhs) -> Self::Output

Performs the + operation.

impl AppearsInFromClause<Only<table>> for created_at

type Count = Once

How many times does Self appear in QS?

impl<TSM> AppearsInFromClause<Tablesample<table, TSM>> for created_at

where TSM: TablesampleMethod,

type Count = Once

How many times does Self appear in QS?

impl Clone for created_at

fn clone(&self) -> created_at

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Column for created_at

const NAME: &'static str = "created_at"

The name of this column

type Table = table

The table which this column belongs to

impl Debug for created_at

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

Formats the value using the given formatter.

impl Default for created_at

fn default() -> created_at

Returns the “default value” for a type.

impl Expression for created_at

type SqlType = Timestamptz

The type that this expression represents in SQL

impl<DB> QueryFragment<DB> for created_at

where DB: Backend, StaticQueryFragmentInstance<table>: QueryFragment<DB>,

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

Walk over this QueryFragment for all passes.

impl QueryId for created_at

const HAS_STATIC_QUERY_ID: bool = true

Can the SQL generated by Self be uniquely identified by its type?

type QueryId = created_at

A type which uniquely represents Self in a SQL query.

fn query_id() -> Option<TypeId>

Returns the type id of Self::QueryId if Self::HAS_STATIC_QUERY_ID. Returns None otherwise.

impl<Rhs> Sub<Rhs> for created_at

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

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

The resulting type after applying the - operator.

fn sub(self, __diesel_internal_rhs: Rhs) -> Self::Output

Performs the - operation.

impl ValidGrouping<()> for created_at

type IsAggregate = No

Is this expression aggregate?

impl<__GB> ValidGrouping<__GB> for created_at

where __GB: IsContainedInGroupBy<created_at, Output = Yes>,

type IsAggregate = Yes

Is this expression aggregate?

impl<QS> AppearsOnTable<QS> for created_at

where QS: AppearsInFromClause<table, Count = Once>,

impl Copy for created_at

impl SelectableExpression<Only<table>> for created_at

impl<TSM> SelectableExpression<Tablesample<table, TSM>> for created_at

where TSM: TablesampleMethod,

impl SelectableExpression<table> for created_at