pub struct AggregateUDF {
pub fun: Arc<AggregateUDF>,
pub args: Vec<Expr>,
pub filter: Option<Box<Expr>>,
pub order_by: Option<Vec<Expr>>,
}
Expand description
User Defined Aggregate Function
See udaf::AggregateUDF
for more information.
Fields§
§fun: Arc<AggregateUDF>
The function
args: Vec<Expr>
List of expressions to feed to the functions as arguments
filter: Option<Box<Expr>>
Optional filter
order_by: Option<Vec<Expr>>
Optional ORDER BY applied prior to aggregating
Implementations§
Trait Implementations§
Source§impl Clone for AggregateUDF
impl Clone for AggregateUDF
Source§fn clone(&self) -> AggregateUDF
fn clone(&self) -> AggregateUDF
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 AggregateUDF
impl Debug for AggregateUDF
Source§impl Hash for AggregateUDF
impl Hash for AggregateUDF
Source§impl PartialEq for AggregateUDF
impl PartialEq for AggregateUDF
impl Eq for AggregateUDF
impl StructuralPartialEq for AggregateUDF
Auto Trait Implementations§
impl Freeze for AggregateUDF
impl !RefUnwindSafe for AggregateUDF
impl Send for AggregateUDF
impl Sync for AggregateUDF
impl Unpin for AggregateUDF
impl !UnwindSafe for AggregateUDF
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<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§unsafe fn clone_to_uninit(&self, dst: *mut T)
unsafe fn clone_to_uninit(&self, dst: *mut T)
🔬This is a nightly-only experimental API. (
clone_to_uninit
)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§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.Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read more