[−][src]Enum butane_core::query::Expr

pub enum Expr {
    Column(&'static str),
    Val(SqlVal),
    Placeholder,
    Condition(Box<BoolExpr>),
}

Abstract representation of a database expression.

Variants

Column(&'static str)

A column, referenced by name.

Val(SqlVal)

A value.

Placeholder

A placeholder for a value.

Condition(Box<BoolExpr>)

A boolean condition.

Trait Implementations

`impl Clone for Expr`[src]

`pub fn clone(&self) -> Expr`[src]

`pub fn clone_from(&mut self, source: &Self)`1.0.0[src]

Auto Trait Implementations

`impl RefUnwindSafe for Expr`[src]

`impl Send for Expr`[src]

`impl Sync for Expr`[src]

`impl Unpin for Expr`[src]

`impl UnwindSafe for Expr`[src]

Blanket Implementations

`impl<T> Any for T where T: 'static + ?Sized,` [src]

`pub fn type_id(&self) -> TypeId`[src]

`impl<T> Borrow<T> for T where T: ?Sized,` [src]

`pub fn borrow(&self) -> &T`[src]

`impl<T> BorrowMut<T> for T where T: ?Sized,` [src]

`pub fn borrow_mut(&mut self) -> &mut T`[src]

`impl<T> From<T> for T`[src]

`pub fn from(t: T) -> T`[src]

`impl<T, U> Into for T where U: From<T>,` [src]

`pub fn into(self) -> U`[src]

`impl<T> ToOwned for T where T: Clone,` [src]

`type Owned = T`

The resulting type after obtaining ownership.

`pub fn to_owned(&self) -> T`[src]

`pub fn clone_into(&self, target: &mut T)`[src]

`impl<T, U> TryFrom for T where U: Into<T>,` [src]

`type Error = Infallible`

The type returned in the event of a conversion error.

`pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>`[src]

`impl<T, U> TryInto for T where U: TryFrom<T>,` [src]

`type Error = >::Error`

The type returned in the event of a conversion error.

[−][src]Enum butane_core::query::Expr

Variants

Trait Implementations

`impl Clone for Expr`[src]

`pub fn clone(&self) -> Expr`[src]

`pub fn clone_from(&mut self, source: &Self)`1.0.0[src]

Auto Trait Implementations

`impl RefUnwindSafe for Expr`[src]

`impl Send for Expr`[src]

`impl Sync for Expr`[src]

`impl Unpin for Expr`[src]

`impl UnwindSafe for Expr`[src]

Blanket Implementations

`impl<T> Any for T where T: 'static + ?Sized,` [src]

`pub fn type_id(&self) -> TypeId`[src]

`impl<T> Borrow<T> for T where T: ?Sized,` [src]

`pub fn borrow(&self) -> &T`[src]

`impl<T> BorrowMut<T> for T where T: ?Sized,` [src]

`pub fn borrow_mut(&mut self) -> &mut T`[src]

`impl<T> From<T> for T`[src]

`pub fn from(t: T) -> T`[src]

`impl<T, U> Into<U> for T where U: From<T>,` [src]

`pub fn into(self) -> U`[src]

`impl<T> ToOwned for T where T: Clone,` [src]

`type Owned = T`

`pub fn to_owned(&self) -> T`[src]

`pub fn clone_into(&self, target: &mut T)`[src]

`impl<T, U> TryFrom<U> for T where U: Into<T>,` [src]

`type Error = Infallible`

`pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>`[src]

`impl<T, U> TryInto<U> for T where U: TryFrom<T>,` [src]

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

`pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>`[src]

[−][src]Enum butane_core::query::Expr

Variants

Trait Implementations

impl Clone for Expr[src]

pub fn clone(&self) -> Expr[src]

pub fn clone_from(&mut self, source: &Self)1.0.0[src]

Auto Trait Implementations

impl RefUnwindSafe for Expr[src]

impl Send for Expr[src]

impl Sync for Expr[src]

impl Unpin for Expr[src]

impl UnwindSafe for Expr[src]

Blanket Implementations

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

pub fn type_id(&self) -> TypeId[src]

impl<T> Borrow<T> for T where T: ?Sized, [src]

pub fn borrow(&self) -> &T[src]

impl<T> BorrowMut<T> for T where T: ?Sized, [src]

pub fn borrow_mut(&mut self) -> &mut T[src]

impl<T> From<T> for T[src]

pub fn from(t: T) -> T[src]

impl<T, U> Into<U> for T where U: From<T>, [src]

pub fn into(self) -> U[src]

impl<T> ToOwned for T where T: Clone, [src]

type Owned = T

pub fn to_owned(&self) -> T[src]

pub fn clone_into(&self, target: &mut T)[src]

impl<T, U> TryFrom<U> for T where U: Into<T>, [src]

type Error = Infallible

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

impl<T, U> TryInto<U> for T where U: TryFrom<T>, [src]

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

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]

`impl Clone for Expr`[src]

`pub fn clone(&self) -> Expr`[src]

`pub fn clone_from(&mut self, source: &Self)`1.0.0[src]

`impl RefUnwindSafe for Expr`[src]

`impl Send for Expr`[src]

`impl Sync for Expr`[src]

`impl Unpin for Expr`[src]

`impl UnwindSafe for Expr`[src]

`impl<T> Any for T where T: 'static + ?Sized,` [src]

`pub fn type_id(&self) -> TypeId`[src]

`impl<T> Borrow<T> for T where T: ?Sized,` [src]

`pub fn borrow(&self) -> &T`[src]

`impl<T> BorrowMut<T> for T where T: ?Sized,` [src]

`pub fn borrow_mut(&mut self) -> &mut T`[src]

`impl<T> From<T> for T`[src]

`pub fn from(t: T) -> T`[src]

`impl<T, U> Into<U> for T where U: From<T>,` [src]

`pub fn into(self) -> U`[src]

`impl<T> ToOwned for T where T: Clone,` [src]

`type Owned = T`

`pub fn to_owned(&self) -> T`[src]

`pub fn clone_into(&self, target: &mut T)`[src]

`impl<T, U> TryFrom<U> for T where U: Into<T>,` [src]

`type Error = Infallible`

`pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>`[src]

`impl<T, U> TryInto<U> for T where U: TryFrom<T>,` [src]

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

`pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>`[src]