Struct datafusion_expr::expr::AggregateFunction
source · pub struct AggregateFunction {
pub func_def: AggregateFunctionDefinition,
pub args: Vec<Expr>,
pub distinct: bool,
pub filter: Option<Box<Expr>>,
pub order_by: Option<Vec<Expr>>,
pub null_treatment: Option<NullTreatment>,
}
Expand description
Aggregate function
Fields§
§func_def: AggregateFunctionDefinition
Name of the function
args: Vec<Expr>
List of expressions to feed to the functions as arguments
distinct: bool
Whether this is a DISTINCT aggregation or not
filter: Option<Box<Expr>>
Optional filter
order_by: Option<Vec<Expr>>
Optional ordering
null_treatment: Option<NullTreatment>
Implementations§
Trait Implementations§
source§impl Clone for AggregateFunction
impl Clone for AggregateFunction
source§fn clone(&self) -> AggregateFunction
fn clone(&self) -> AggregateFunction
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresource§impl Debug for AggregateFunction
impl Debug for AggregateFunction
source§impl Hash for AggregateFunction
impl Hash for AggregateFunction
source§impl PartialEq for AggregateFunction
impl PartialEq for AggregateFunction
source§fn eq(&self, other: &AggregateFunction) -> bool
fn eq(&self, other: &AggregateFunction) -> bool
This method tests for
self
and other
values to be equal, and is used
by ==
.impl Eq for AggregateFunction
impl StructuralPartialEq for AggregateFunction
Auto Trait Implementations§
impl Freeze for AggregateFunction
impl !RefUnwindSafe for AggregateFunction
impl Send for AggregateFunction
impl Sync for AggregateFunction
impl Unpin for AggregateFunction
impl !UnwindSafe for AggregateFunction
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
source§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key
and return true
if they are equal.