Skip to main content

ExprKind

Enum ExprKind 

Source
pub enum ExprKind {
    Column(SqlColumnRef),
    Value(SqlValue),
    Function {
        name: String,
        arguments: Vec<SqlFunctionArgument>,
        distinct: bool,
        filter: Option<Box<Expr>>,
    },
    And(Box<Expr>, Box<Expr>),
    Or(Box<Expr>, Box<Expr>),
    Not(Box<Expr>),
    Compare {
        left: Box<Expr>,
        op: SqlComparisonOp,
        right: Box<Expr>,
    },
    InList {
        left: Box<Expr>,
        values: Vec<Expr>,
        negated: bool,
    },
    Like {
        left: Box<Expr>,
        pattern: Box<Expr>,
        case_insensitive: bool,
        negated: bool,
        escape: SqlLikeEscape,
    },
    IsNull {
        expression: Box<Expr>,
        negated: bool,
    },
}

Variants§

§

Column(SqlColumnRef)

§

Value(SqlValue)

§

Function

Fields

§name: String
§distinct: bool
§filter: Option<Box<Expr>>
§

And(Box<Expr>, Box<Expr>)

§

Or(Box<Expr>, Box<Expr>)

§

Not(Box<Expr>)

§

Compare

Fields

§left: Box<Expr>
§right: Box<Expr>
§

InList

Fields

§left: Box<Expr>
§values: Vec<Expr>
§negated: bool
§

Like

Fields

§left: Box<Expr>
§pattern: Box<Expr>
§case_insensitive: bool
§negated: bool
§

IsNull

Fields

§expression: Box<Expr>
§negated: bool

Trait Implementations§

Source§

impl Clone for ExprKind

Source§

fn clone(&self) -> ExprKind

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
Source§

impl Debug for ExprKind

Source§

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

Formats the value using the given formatter. Read more
Source§

impl Eq for ExprKind

Source§

impl PartialEq for ExprKind

Source§

fn eq(&self, other: &ExprKind) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
Source§

impl StructuralPartialEq for ExprKind

Auto Trait Implementations§

Blanket Implementations§

Source§

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

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

impl<T> Borrow<T> for T
where T: ?Sized,

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
Source§

impl<T> CloneToUninit for T
where T: Clone,

Source§

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
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

impl<T, U> Into<U> for T
where U: From<T>,

Source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source§

impl<T> RuntimeIoWavePermit for T
where T: Debug + Send,

Source§

impl<T> ToOwned for T
where T: Clone,

Source§

type Owned = T

The resulting type after obtaining ownership.
Source§

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
Source§

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
Source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

Source§

type Error = !

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, !>

Performs the conversion.
Source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

Source§

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

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.