Struct WindowExpr 

pub struct WindowExpr {
    pub agg: PlannedAggregateFunction,
    pub partition_by: Vec<Expression>,
    pub order_by: Vec<BoundOrderByExpr>,
    pub start: WindowFrameBound,
    pub end: WindowFrameBound,
    pub exclude: WindowFrameExclusion,
}

Fields

agg: PlannedAggregateFunction

The aggregate function.

partition_by: Vec<Expression>

How to partition the input to the function.

order_by: Vec<BoundOrderByExpr>

How the input is ordered within a partition.

start: WindowFrameBound

Start bound for the window.

end: WindowFrameBound

End bound for the window.

exclude: WindowFrameExclusion

Rows to exclude in the window.

Implementations

impl WindowExpr

pub fn datatype(&self) -> Result<DataType>

Trait Implementations

impl Clone for WindowExpr

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl ContextDisplay for WindowExpr

fn fmt_using_context( &self, mode: ContextDisplayMode<'_>, f: &mut Formatter<'_>, ) -> Result

Format self by enriching the string output with information in the bind context if it’s provided.

impl Debug for WindowExpr

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

Formats the value using the given formatter.

impl Eq for WindowExpr

impl From<WindowExpr> for Expression

fn from(expr: WindowExpr) -> Self

Converts to this type from the input type.

impl Hash for WindowExpr

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for WindowExpr

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for WindowExpr