Enum sqlpop::ast::Expr

pub enum Expr {
    Between {
        lhs: Box<Expr>,
        not: bool,
        start: Box<Expr>,
        end: Box<Expr>,
    },
    Case {
        base: Option<Box<Expr>>,
        when_then_pairs: Vec<(Box<Expr>, Box<Expr>)>,
        else_expr: Option<Box<Expr>>,
    },
    Binary(Box<Expr>, Operator, Box<Expr>),
    Cast {
        expr: Box<Expr>,
        type_name: Type,
    },
    Collate(Box<Expr>, Name),
    DoublyQualified(Name, Name, Name),
    Exists(Box<Select>),
    FunctionCall {
        name: String,
        distinctness: Option<Distinctness>,
        args: Option<Vec<Box<Expr>>>,
    },
    FunctionCallStar(String),
    Id(Name),
    InList {
        lhs: Box<Expr>,
        not: bool,
        rhs: Option<Vec<Box<Expr>>>,
    },
    InSelect {
        lhs: Box<Expr>,
        not: bool,
        rhs: Box<Select>,
    },
    InTable {
        lhs: Box<Expr>,
        not: bool,
        rhs: QualifiedName,
    },
    Isnull(Box<Expr>),
    Like {
        lhs: Box<Expr>,
        not: bool,
        op: LikeOperator,
        rhs: Box<Expr>,
        escape: Option<Box<Expr>>,
    },
    Literal(String),
    NotNull(Box<Expr>),
    NumericLiteral(String),
    Parenthesized(Box<Expr>),
    Qualified(Name, Name),
    Raise(ResolveType, Option<String>),
    Subquery(Box<Select>),
    Unary(UnaryOperator, Box<Expr>),
    Variable(String),
}

Variants

Between

Fields of Between

lhs: Box<Expr>
not: bool
start: Box<Expr>
end: Box<Expr>

Case

Fields of Case

base: Option<Box<Expr>>
when_then_pairs: Vec<(Box<Expr>, Box<Expr>)>
else_expr: Option<Box<Expr>>

Binary(Box<Expr>, Operator, Box<Expr>)Cast

Fields of Cast

expr: Box<Expr>
type_name: Type

Collate(Box<Expr>, Name)DoublyQualified(Name, Name, Name)Exists(Box<Select>)FunctionCall

Fields of FunctionCall

name: String
distinctness: Option<Distinctness>
args: Option<Vec<Box<Expr>>>

FunctionCallStar(String)Id(Name)InList

Fields of InList

lhs: Box<Expr>
not: bool
rhs: Option<Vec<Box<Expr>>>

InSelect

Fields of InSelect

lhs: Box<Expr>
not: bool
rhs: Box<Select>

InTable

Fields of InTable

lhs: Box<Expr>
not: bool
rhs: QualifiedName

Isnull(Box<Expr>)Like

Fields of Like

lhs: Box<Expr>
not: bool
op: LikeOperator
rhs: Box<Expr>
escape: Option<Box<Expr>>

Literal(String)NotNull(Box<Expr>)NumericLiteral(String)Parenthesized(Box<Expr>)Qualified(Name, Name)Raise(ResolveType, Option<String>)Subquery(Box<Select>)Unary(UnaryOperator, Box<Expr>)Variable(String)

Trait Implementations

impl Clone for Expr

fn clone(&self) -> Expr

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Expr

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl PartialEq for Expr

fn eq(&self, __arg_0: &Expr) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &Expr) -> bool

This method tests for !=.

impl Eq for Expr