pub struct description;Trait Implementations§
Source§impl Clone for description
impl Clone for description
Source§fn clone(&self) -> description
fn clone(&self) -> description
Returns a copy of the value. Read more
1.0.0 · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreSource§impl Column for description
impl Column for description
Source§impl Debug for description
impl Debug for description
Source§impl Default for description
impl Default for description
Source§fn default() -> description
fn default() -> description
Returns the “default value” for a type. Read more
Source§impl Expression for description
impl Expression for description
Source§impl<DB> QueryFragment<DB> for description
impl<DB> QueryFragment<DB> for description
Source§fn walk_ast(&self, out: AstPass<'_, DB>) -> QueryResult<()>
fn walk_ast(&self, out: AstPass<'_, DB>) -> QueryResult<()>
Walk over this
QueryFragment for all passes. Read moreSource§fn to_sql(&self, out: &mut <DB as Backend>::QueryBuilder) -> Result<(), Error>
fn to_sql(&self, out: &mut <DB as Backend>::QueryBuilder) -> Result<(), Error>
Converts this
QueryFragment to its SQL representation. Read moreSource§fn collect_binds(
&self,
out: &mut <DB as Backend>::BindCollector,
metadata_lookup: &<DB as TypeMetadata>::MetadataLookup,
) -> Result<(), Error>
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
Source§impl QueryId for description
impl QueryId for description
Source§const HAS_STATIC_QUERY_ID: bool = true
const HAS_STATIC_QUERY_ID: bool = true
Can the SQL generated by
Self be uniquely identified by its type? Read moreSource§type QueryId = description
type QueryId = description
A type which uniquely represents
Self in a SQL query. Read moreimpl<QS> AppearsOnTable<QS> for description
impl Copy for description
impl NonAggregate for description
impl SelectableExpression<table> for description
Auto Trait Implementations§
impl Freeze for description
impl RefUnwindSafe for description
impl Send for description
impl Sync for description
impl Unpin for description
impl UnwindSafe for description
Blanket Implementations§
Source§impl<T> AsExpression<<T as Expression>::SqlType> for Twhere
T: Expression,
impl<T> AsExpression<<T as Expression>::SqlType> for Twhere
T: Expression,
Source§type Expression = T
type Expression = T
The expression being returned
Source§fn as_expression(self) -> T
fn as_expression(self) -> T
Perform the conversion
Source§impl<'a, T> AsTaggedExplicit<'a> for Twhere
T: 'a,
impl<'a, T> AsTaggedExplicit<'a> for Twhere
T: 'a,
Source§impl<'a, T> AsTaggedImplicit<'a> for Twhere
T: 'a,
impl<'a, T> AsTaggedImplicit<'a> for Twhere
T: 'a,
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<Conn, DB, T> ExecuteDsl<Conn, DB> for T
impl<Conn, DB, T> ExecuteDsl<Conn, DB> for T
Source§impl<T> ExpressionMethods for T
impl<T> ExpressionMethods for T
Source§fn eq<T>(
self,
other: T,
) -> Eq<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
fn eq<T>(
self,
other: T,
) -> Eq<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
Creates a SQL
= expression. Read moreSource§fn ne<T>(
self,
other: T,
) -> NotEq<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
fn ne<T>(
self,
other: T,
) -> NotEq<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
Creates a SQL
!= expression. Read moreSource§fn eq_any<T>(
self,
values: T,
) -> In<Self, <T as AsInExpression<Self::SqlType>>::InExpression>where
T: AsInExpression<Self::SqlType>,
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 moreSource§fn ne_any<T>(
self,
values: T,
) -> NotIn<Self, <T as AsInExpression<Self::SqlType>>::InExpression>where
T: AsInExpression<Self::SqlType>,
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 insteadDeprecated alias for
ne_all Read moreSource§fn ne_all<T>(
self,
values: T,
) -> NotIn<Self, <T as AsInExpression<Self::SqlType>>::InExpression>where
T: AsInExpression<Self::SqlType>,
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 moreSource§fn is_not_null(self) -> IsNotNull<Self>
fn is_not_null(self) -> IsNotNull<Self>
Creates a SQL
IS NOT NULL expression. Read moreSource§fn gt<T>(
self,
other: T,
) -> Gt<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
fn gt<T>(
self,
other: T,
) -> Gt<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
Creates a SQL
> expression. Read moreSource§fn ge<T>(
self,
other: T,
) -> GtEq<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
fn ge<T>(
self,
other: T,
) -> GtEq<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
Creates a SQL
>= expression. Read moreSource§fn lt<T>(
self,
other: T,
) -> Lt<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
fn lt<T>(
self,
other: T,
) -> Lt<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
Creates a SQL
< expression. Read moreSource§fn le<T>(
self,
other: T,
) -> LtEq<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
fn le<T>(
self,
other: T,
) -> LtEq<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
Creates a SQL
<= expression. Read moreSource§fn between<T, U>(
self,
lower: T,
upper: U,
) -> Between<Self, And<<T as AsExpression<Self::SqlType>>::Expression, <U as AsExpression<Self::SqlType>>::Expression>>
fn between<T, U>( self, lower: T, upper: U, ) -> Between<Self, And<<T as AsExpression<Self::SqlType>>::Expression, <U as AsExpression<Self::SqlType>>::Expression>>
Creates a SQL
BETWEEN expression using the given lower and upper
bounds. Read moreSource§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>>
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>>
Creates a SQL
NOT BETWEEN expression using the given lower and upper
bounds. Read moreSource§impl<T> IntoSql for T
impl<T> IntoSql for T
Source§fn into_sql<T>(self) -> Self::Expressionwhere
Self: Sized + AsExpression<T>,
fn into_sql<T>(self) -> Self::Expressionwhere
Self: Sized + AsExpression<T>,
Convert
self to an expression for Diesel’s query builder. Read moreSource§fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expressionwhere
&'a Self: AsExpression<T>,
fn as_sql<'a, T>(&'a self) -> <&'a Self as AsExpression<T>>::Expressionwhere
&'a Self: AsExpression<T>,
Convert
&self to an expression for Diesel’s query builder. Read moreSource§impl<T> NullableExpressionMethods for Twhere
T: Expression,
impl<T> NullableExpressionMethods for Twhere
T: Expression,
Source§impl<T> Pointable for T
impl<T> Pointable for T
Source§impl<T> TextExpressionMethods for T
impl<T> TextExpressionMethods for T
Source§fn concat<T>(
self,
other: T,
) -> Concat<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
fn concat<T>(
self,
other: T,
) -> Concat<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
Concatenates two strings using the
|| operator. Read moreSource§fn like<T>(
self,
other: T,
) -> Like<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
fn like<T>(
self,
other: T,
) -> Like<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
Returns a SQL
LIKE expression Read moreSource§fn not_like<T>(
self,
other: T,
) -> NotLike<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
fn not_like<T>(
self,
other: T,
) -> NotLike<Self, <T as AsExpression<Self::SqlType>>::Expression>where
T: AsExpression<Self::SqlType>,
Returns a SQL
NOT LIKE expression Read more