Struct backend::schema::layers::table

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pub struct table;
Expand description

The actual table struct

This is the type which provides the base methods of the query builder, such as .select and .filter.

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impl table

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pub fn star(&self) -> star

Represents table_name.*, which is sometimes necessary for efficient count queries. It cannot be used in place of all_columns

Trait Implementations§

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impl<S1, S2> AliasAliasAppearsInFromClause<table, S2, S1> for table
where S1: AliasSource<Target = table> + AliasAliasAppearsInFromClauseSameTable<S2, table>, S2: AliasSource<Target = table>,

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type Count = <S1 as AliasAliasAppearsInFromClauseSameTable<S2, table>>::Count

Will be passed on to the impl AppearsInFromClause<QS>
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impl<S> AliasAppearsInFromClause<S, table> for table
where S: AliasSource<Target = table>,

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type Count = Never

Will be passed on to the impl AppearsInFromClause<QS>
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impl<S> AppearsInFromClause<Alias<S>> for table
where S: AliasSource,

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type Count = Never

How many times does Self appear in QS?
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impl AppearsInFromClause<Only<table>> for table

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type Count = Once

How many times does Self appear in QS?
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impl AppearsInFromClause<table> for NoFromClause

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type Count = Never

How many times does Self appear in QS?
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impl AppearsInFromClause<table> for Only<table>

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type Count = Once

How many times does Self appear in QS?
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impl AppearsInFromClause<table> for table

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type Count = Once

How many times does Self appear in QS?
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impl AsQuery for table

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type SqlType = (Integer, LayerType, Text, Bool, Uuid, Nullable<Timestamp>, Integer)

The SQL type of Self::Query
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type Query = SelectStatement<FromClause<table>>

What kind of query does this type represent?
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fn as_query(self) -> Self::Query

Converts a type which semantically represents a SQL query into the actual query being executed. See the trait level docs for more.
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impl Clone for table

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fn clone(&self) -> table

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 Debug for table

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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 HasTable for table

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type Table = table

The table this type is associated with.
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fn table() -> Self::Table

Returns the table this type is associated with.
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impl<'a, T> Insertable<T> for &'a table
where table: Insertable<T>,

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type Values = <table as Insertable<T>>::Values

The VALUES clause to insert these records Read more
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fn values(self) -> Self::Values

Construct Self::Values Read more
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impl<T> Insertable<T> for table
where <table as AsQuery>::Query: Insertable<T>,

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type Values = <<table as AsQuery>::Query as Insertable<T>>::Values

The VALUES clause to insert these records Read more
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fn values(self) -> Self::Values

Construct Self::Values Read more
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impl<'insert> Insertable<table> for &'insert Layer

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type Values = <(Option<Grouped<Eq<map_id, <&'insert i32 as AsExpression<<map_id as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<type_, <&'insert LayerType as AsExpression<<type_ as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<name, <&'insert String as AsExpression<<name as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<is_alternative, <&'insert bool as AsExpression<<is_alternative as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<id, <&'insert Uuid as AsExpression<<id as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<marked_deleted, <&'insert NaiveDateTime as AsExpression<<marked_deleted as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<order_index, <&'insert i32 as AsExpression<<order_index as Expression>::SqlType>>::Expression>>>) as Insertable<table>>::Values

The VALUES clause to insert these records Read more
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fn values( self, ) -> <(Option<Eq<map_id, &'insert i32>>, Option<Eq<type_, &'insert LayerType>>, Option<Eq<name, &'insert String>>, Option<Eq<is_alternative, &'insert bool>>, Option<Eq<id, &'insert Uuid>>, Option<Eq<marked_deleted, &'insert NaiveDateTime>>, Option<Eq<order_index, &'insert i32>>) as Insertable<table>>::Values

Construct Self::Values Read more
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fn insert_into(self, table: T) -> InsertStatement<T, Self::Values>
where T: Table, Self: Sized,

Insert self into a given table. Read more
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impl Insertable<table> for Layer

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type Values = <(Option<Grouped<Eq<map_id, <i32 as AsExpression<<map_id as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<type_, <LayerType as AsExpression<<type_ as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<name, <String as AsExpression<<name as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<is_alternative, <bool as AsExpression<<is_alternative as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<id, <Uuid as AsExpression<<id as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<marked_deleted, <NaiveDateTime as AsExpression<<marked_deleted as Expression>::SqlType>>::Expression>>>, Option<Grouped<Eq<order_index, <i32 as AsExpression<<order_index as Expression>::SqlType>>::Expression>>>) as Insertable<table>>::Values

The VALUES clause to insert these records Read more
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fn values( self, ) -> <(Option<Eq<map_id, i32>>, Option<Eq<type_, LayerType>>, Option<Eq<name, String>>, Option<Eq<is_alternative, bool>>, Option<Eq<id, Uuid>>, Option<Eq<marked_deleted, NaiveDateTime>>, Option<Eq<order_index, i32>>) as Insertable<table>>::Values

Construct Self::Values Read more
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fn insert_into(self, table: T) -> InsertStatement<T, Self::Values>
where T: Table, Self: Sized,

Insert self into a given table. Read more
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impl IntoUpdateTarget for table

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type WhereClause = <<table as AsQuery>::Query as IntoUpdateTarget>::WhereClause

What is the WHERE clause of this target?
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fn into_update_target(self) -> UpdateTarget<Self::Table, Self::WhereClause>

Decomposes self into the table and where clause.
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impl<DB> QueryFragment<DB> for table
where DB: Backend, <table as StaticQueryFragment>::Component: QueryFragment<DB>,

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fn walk_ast<'b>( &'b self, __diesel_internal_pass: 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 HasBindCollector<'b>>::BindCollector, 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 table

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type QueryId = table

A type which uniquely represents Self in a SQL query. Read more
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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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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 QuerySource for table

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type FromClause = StaticQueryFragmentInstance<table>

The type returned by from_clause
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type DefaultSelection = <table as Table>::AllColumns

The type returned by default_selection
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fn from_clause(&self) -> Self::FromClause

The actual FROM clause of this type. This is typically only called in QueryFragment implementations.
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fn default_selection(&self) -> Self::DefaultSelection

The default select clause of this type, which should be used if no select clause was explicitly specified. This should always be a tuple of all the desired columns, not star
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impl Table for table

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type PrimaryKey = id

The type returned by primary_key
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type AllColumns = (map_id, type_, name, is_alternative, id, marked_deleted, order_index)

The type returned by all_columns
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fn primary_key(&self) -> Self::PrimaryKey

Returns the primary key of this table. Read more
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fn all_columns() -> Self::AllColumns

Returns a tuple of all columns belonging to this table.
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impl AppearsOnTable<table> for star

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impl Copy for table

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impl<S> JoinTo<Alias<S>> for table
where Alias<S>: JoinTo<table>,

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impl<Left, Right, Kind> JoinTo<Join<Left, Right, Kind>> for table
where Join<Left, Right, Kind>: JoinTo<table>, Left: QuerySource, Right: QuerySource,

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impl<S> JoinTo<Only<S>> for table
where Only<S>: JoinTo<table>,

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl JoinTo<table> for table

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impl SelectableExpression<table> for id

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impl SelectableExpression<table> for is_alternative

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impl SelectableExpression<table> for map_id

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impl SelectableExpression<table> for marked_deleted

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impl SelectableExpression<table> for name

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impl SelectableExpression<table> for order_index

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impl SelectableExpression<table> for star

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impl SelectableExpression<table> for type_

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<Only<table>> for table

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for Only<table>

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl TableNotEqual<table> for table

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impl UndecoratedInsertRecord<table> for Layer

Auto Trait Implementations§

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impl Freeze for table

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impl RefUnwindSafe for table

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impl Send for table

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impl Sync for table

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impl Unpin for table

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impl UnwindSafe for table

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<T1, T2> AppearsInFromClause<T2> for T1
where T1: TableNotEqual<T2> + Table, T2: Table,

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type Count = Never

How many times does Self appear in QS?
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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<'a, T, DB> BoxedDsl<'a, DB> for T
where T: Table<Query = SelectStatement<FromClause<T>>> + AsQuery, SelectStatement<FromClause<T>>: BoxedDsl<'a, DB>, <T as QuerySource>::DefaultSelection: Expression<SqlType = <T as AsQuery>::SqlType> + ValidGrouping<()>, <T as AsQuery>::SqlType: TypedExpressionType,

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type Output = <SelectStatement<FromClause<T>> as BoxedDsl<'a, DB>>::Output

The return type of internal_into_boxed
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fn internal_into_boxed(self) -> <T as BoxedDsl<'a, DB>>::Output

See the trait documentation.
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impl<T> CloneToUninit for T
where T: Copy,

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unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> CombineDsl for T
where T: Table,

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type Query = <T as AsQuery>::Query

What kind of query does this type represent?
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fn union<Rhs>( self, rhs: Rhs, ) -> CombinationClause<Union, Distinct, <T as CombineDsl>::Query, <Rhs as AsQuery>::Query>
where Rhs: AsQuery<SqlType = <<T as CombineDsl>::Query as Query>::SqlType>,

Combine two queries using a SQL UNION Read more
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fn union_all<Rhs>( self, rhs: Rhs, ) -> CombinationClause<Union, All, <T as CombineDsl>::Query, <Rhs as AsQuery>::Query>
where Rhs: AsQuery<SqlType = <<T as CombineDsl>::Query as Query>::SqlType>,

Combine two queries using a SQL UNION ALL
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fn intersect<Rhs>( self, rhs: Rhs, ) -> CombinationClause<Intersect, Distinct, <T as CombineDsl>::Query, <Rhs as AsQuery>::Query>
where Rhs: AsQuery<SqlType = <<T as CombineDsl>::Query as Query>::SqlType>,

Combine two queries using a SQL INTERSECT
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fn intersect_all<Rhs>( self, rhs: Rhs, ) -> CombinationClause<Intersect, All, <T as CombineDsl>::Query, <Rhs as AsQuery>::Query>
where Rhs: AsQuery<SqlType = <<T as CombineDsl>::Query as Query>::SqlType>,

Combine two queries using a SQL INTERSECT ALL
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fn except<Rhs>( self, rhs: Rhs, ) -> CombinationClause<Except, Distinct, <T as CombineDsl>::Query, <Rhs as AsQuery>::Query>
where Rhs: AsQuery<SqlType = <<T as CombineDsl>::Query as Query>::SqlType>,

Combine two queries using a SQL EXCEPT
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fn except_all<Rhs>( self, rhs: Rhs, ) -> CombinationClause<Except, All, <T as CombineDsl>::Query, <Rhs as AsQuery>::Query>
where Rhs: AsQuery<SqlType = <<T as CombineDsl>::Query as Query>::SqlType>,

Combine two queries using a SQL EXCEPT ALL
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impl<T> DistinctDsl for T
where T: AsQuery<Query = SelectStatement<FromClause<T>>> + Table, <T as QuerySource>::DefaultSelection: Expression<SqlType = <T as AsQuery>::SqlType> + ValidGrouping<()>, <T as AsQuery>::SqlType: TypedExpressionType,

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type Output = <SelectStatement<FromClause<T>> as DistinctDsl>::Output

The type returned by .distinct
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fn distinct(self) -> <SelectStatement<FromClause<T>> as DistinctDsl>::Output

See the trait documentation.
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impl<T, Selection> DistinctOnDsl<Selection> for T
where Selection: SelectableExpression<T>, <Selection as Expression>::SqlType: SingleValue, T: Table<Query = SelectStatement<FromClause<T>>> + AsQuery, SelectStatement<FromClause<T>>: DistinctOnDsl<Selection>, <T as QuerySource>::DefaultSelection: Expression<SqlType = <T as AsQuery>::SqlType> + ValidGrouping<()>, <T as AsQuery>::SqlType: TypedExpressionType,

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type Output = <SelectStatement<FromClause<T>> as DistinctOnDsl<Selection>>::Output

The type returned by .distinct_on
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fn distinct_on( self, selection: Selection, ) -> <T as DistinctOnDsl<Selection>>::Output

See the trait documentation
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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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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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> 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<T> JoinOnDsl for T
where T: QuerySource,

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fn on<On>(self, on: On) -> OnClauseWrapper<Self, On>

See the trait documentation.
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impl<Lhs, Rhs, On> JoinTo<OnClauseWrapper<Rhs, On>> for Lhs
where Lhs: Table,

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type FromClause = Rhs

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type OnClause = On

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fn join_target( rhs: OnClauseWrapper<Rhs, On>, ) -> (<Lhs as JoinTo<OnClauseWrapper<Rhs, On>>>::FromClause, <Lhs as JoinTo<OnClauseWrapper<Rhs, On>>>::OnClause)

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impl<T> LimitDsl for T
where T: Table, <T as AsQuery>::Query: LimitDsl,

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type Output = <<T as AsQuery>::Query as LimitDsl>::Output

The type returned by .limit
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fn limit(self, limit: i64) -> <T as LimitDsl>::Output

See the trait documentation
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impl<T, Lock> LockingDsl<Lock> for T
where T: Table<Query = SelectStatement<FromClause<T>>> + AsQuery, <T as QuerySource>::DefaultSelection: Expression<SqlType = <T as AsQuery>::SqlType> + ValidGrouping<()>, <T as AsQuery>::SqlType: TypedExpressionType,

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type Output = <SelectStatement<FromClause<T>> as LockingDsl<Lock>>::Output

The type returned by set_lock. See dsl::ForUpdate and friends for convenient access to this type.
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fn with_lock(self, lock: Lock) -> <T as LockingDsl<Lock>>::Output

See the trait level documentation
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impl<T> OffsetDsl for T
where T: Table, <T as AsQuery>::Query: OffsetDsl,

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type Output = <<T as AsQuery>::Query as OffsetDsl>::Output

The type returned by .offset.
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fn offset(self, offset: i64) -> <T as OffsetDsl>::Output

See the trait documentation
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impl<T> OnlyDsl for T
where T: Table,

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fn only(self) -> Only<Self>

See the trait-level docs.
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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> QueryDsl for T
where T: Table,

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fn distinct(self) -> Self::Output
where Self: DistinctDsl,

Adds the DISTINCT keyword to a query. Read more
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fn distinct_on<Expr>(self, expr: Expr) -> Self::Output
where Self: DistinctOnDsl<Expr>,

Adds the DISTINCT ON clause to a query. Read more
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fn select<Selection>(self, selection: Selection) -> Self::Output
where Selection: Expression, Self: SelectDsl<Selection>,

Adds a SELECT clause to the query. Read more
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fn count(self) -> Self::Output
where Self: SelectDsl<CountStar>,

Get the count of a query. This is equivalent to .select(count_star()) Read more
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fn inner_join<Rhs>(self, rhs: Rhs) -> Self::Output
where Self: JoinWithImplicitOnClause<Rhs, Inner>,

Join two tables using a SQL INNER JOIN. Read more
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fn left_outer_join<Rhs>(self, rhs: Rhs) -> Self::Output
where Self: JoinWithImplicitOnClause<Rhs, LeftOuter>,

Join two tables using a SQL LEFT OUTER JOIN. Read more
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fn left_join<Rhs>(self, rhs: Rhs) -> Self::Output
where Self: JoinWithImplicitOnClause<Rhs, LeftOuter>,

Alias for left_outer_join.
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fn filter<Predicate>(self, predicate: Predicate) -> Self::Output
where Self: FilterDsl<Predicate>,

Adds to the WHERE clause of a query. Read more
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fn or_filter<Predicate>(self, predicate: Predicate) -> Self::Output
where Self: OrFilterDsl<Predicate>,

Adds to the WHERE clause of a query using OR Read more
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fn find<PK>(self, id: PK) -> Self::Output
where Self: FindDsl<PK>,

Attempts to find a single record from the given table by primary key. Read more
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fn order<Expr>(self, expr: Expr) -> Self::Output
where Expr: Expression, Self: OrderDsl<Expr>,

Sets the order clause of a query. Read more
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fn order_by<Expr>(self, expr: Expr) -> Self::Output
where Expr: Expression, Self: OrderDsl<Expr>,

Alias for order
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fn then_order_by<Order>(self, order: Order) -> Self::Output
where Self: ThenOrderDsl<Order>,

Appends to the ORDER BY clause of this SQL query. Read more
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fn limit(self, limit: i64) -> Self::Output
where Self: LimitDsl,

Sets the limit clause of the query. Read more
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fn offset(self, offset: i64) -> Self::Output
where Self: OffsetDsl,

Sets the offset clause of the query. Read more
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fn group_by<GB>(self, group_by: GB) -> Self::Output
where GB: Expression, Self: GroupByDsl<GB>,

Sets the group by clause of a query. Read more
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fn having<Predicate>(self, predicate: Predicate) -> Self::Output
where Self: HavingDsl<Predicate>,

Adds to the HAVING clause of a query. Read more
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fn for_update(self) -> Self::Output
where Self: LockingDsl<ForUpdate>,

Adds FOR UPDATE to the end of the select statement. Read more
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fn for_no_key_update(self) -> Self::Output
where Self: LockingDsl<ForNoKeyUpdate>,

Adds FOR NO KEY UPDATE to the end of the select statement. Read more
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fn for_share(self) -> Self::Output
where Self: LockingDsl<ForShare>,

Adds FOR SHARE to the end of the select statement. Read more
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fn for_key_share(self) -> Self::Output
where Self: LockingDsl<ForKeyShare>,

Adds FOR KEY SHARE to the end of the select statement. Read more
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fn skip_locked(self) -> Self::Output
where Self: ModifyLockDsl<SkipLocked>,

Adds SKIP LOCKED to the end of a FOR UPDATE clause. Read more
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fn no_wait(self) -> Self::Output
where Self: ModifyLockDsl<NoWait>,

Adds NOWAIT to the end of a FOR UPDATE clause. Read more
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fn into_boxed<'a, DB>(self) -> Self::Output
where DB: Backend, Self: BoxedDsl<'a, DB>,

Boxes the pieces of a query into a single type. Read more
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fn single_value(self) -> Self::Output
where Self: SingleValueDsl,

Wraps this select statement in parenthesis, allowing it to be used as an expression. Read more
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fn nullable(self) -> Self::Output
where Self: SelectNullableDsl,

Coerce the SQL type of the select clause to it’s nullable equivalent. Read more
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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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impl<T, Conn> RunQueryDsl<Conn> for T
where T: Table,

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fn execute(self, conn: &mut Conn) -> Result<usize, Error>
where Conn: Connection, Self: ExecuteDsl<Conn>,

Executes the given command, returning the number of rows affected. Read more
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fn load<'query, U>(self, conn: &mut Conn) -> Result<Vec<U>, Error>
where Self: LoadQuery<'query, Conn, U>,

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

Executes the given query, returning an Iterator with the returned rows. Read more
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fn get_result<'query, U>(self, conn: &mut Conn) -> Result<U, Error>
where Self: LoadQuery<'query, Conn, U>,

Runs the command, and returns the affected row. Read more
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fn get_results<'query, U>(self, conn: &mut Conn) -> Result<Vec<U>, Error>
where Self: LoadQuery<'query, Conn, U>,

Runs the command, returning an Vec with the affected rows. Read more
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fn first<'query, U>(self, conn: &mut Conn) -> Result<U, Error>
where Self: LimitDsl, Self::Output: LoadQuery<'query, Conn, U>,

Attempts to load a single record. 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<T> WithSubscriber for T

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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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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more