Enum ExprKind 

pub enum ExprKind {
    Column(SqlColumnRef),
    Value(SqlValue),
    Arithmetic {
        left: Box<Expr>,
        op: NumericBinaryOp,
        right: Box<Expr>,
    },
    Negate(Box<Expr>),
    Cast {
        expression: Box<Expr>,
        target: NumericType,
    },
    CurrentTimestamp(TimestampType),
    TimestampCast {
        expression: Box<Expr>,
        target: TimestampCast,
    },
    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)

Arithmetic

Fields

left: Box<Expr>

op: NumericBinaryOp

right: Box<Expr>

Negate(Box<Expr>)

Cast

Fields

expression: Box<Expr>

target: NumericType

CurrentTimestamp(TimestampType)

CURRENT_TIMESTAMP[(p)], now() (zoned) or LOCALTIMESTAMP[(p)] (local). A constant bound on every execution from the pinned clock.

TimestampCast

An explicit CAST between TEXT, TIMESTAMP and TIMESTAMPTZ.

Fields

expression: Box<Expr>

target: TimestampCast

Function

Fields

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

Fields

left: Box<Expr>

op: SqlComparisonOp

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

escape: SqlLikeEscape

IsNull

Fields

expression: Box<Expr>

negated: bool

Trait Implementations

impl Clone for ExprKind

fn clone(&self) -> ExprKind

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ExprKind

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

Formats the value using the given formatter.

impl Eq for ExprKind

impl PartialEq for ExprKind

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for ExprKind