pub enum WindowFrameBound {
CurrentRow,
Preceding(Option<Box<Expr>>),
Following(Option<Box<Expr>>),
}Expand description
Specifies WindowFrame’s start_bound and end_bound
Variants§
CurrentRow
CURRENT ROW
Preceding(Option<Box<Expr>>)
<N> PRECEDING or UNBOUNDED PRECEDING
Following(Option<Box<Expr>>)
<N> FOLLOWING or UNBOUNDED FOLLOWING.
Trait Implementations§
Source§impl Clone for WindowFrameBound
impl Clone for WindowFrameBound
Source§fn clone(&self) -> WindowFrameBound
fn clone(&self) -> WindowFrameBound
Returns a duplicate 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 more
Source§impl Debug for WindowFrameBound
impl Debug for WindowFrameBound
Source§impl<'de> Deserialize<'de> for WindowFrameBound
impl<'de> Deserialize<'de> for WindowFrameBound
Source§fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where
__D: Deserializer<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where
__D: Deserializer<'de>,
where __D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
Source§impl Display for WindowFrameBound
impl Display for WindowFrameBound
Source§impl Hash for WindowFrameBound
impl Hash for WindowFrameBound
Source§impl Ord for WindowFrameBound
impl Ord for WindowFrameBound
Source§fn cmp(&self, other: &WindowFrameBound) -> Ordering
fn cmp(&self, other: &WindowFrameBound) -> Ordering
1.21.0 · Source§fn max(self, other: Self) -> Selfwhere
Self: Sized,
fn max(self, other: Self) -> Selfwhere
Self: Sized,
where Self: Sized,
Compares and returns the maximum of two values. Read more
Source§impl PartialEq for WindowFrameBound
impl PartialEq for WindowFrameBound
Source§impl PartialOrd for WindowFrameBound
impl PartialOrd for WindowFrameBound
Source§fn partial_cmp(&self, other: &WindowFrameBound) -> Option<Ordering>
fn partial_cmp(&self, other: &WindowFrameBound) -> Option<Ordering>
This method returns an ordering between self and other values if one exists. Read more
1.0.0 · Source§fn lt(&self, other: &Rhs) -> bool
fn lt(&self, other: &Rhs) -> bool
Tests less than (for self and other) and is used by the < operator. Read more
1.0.0 · Source§fn le(&self, other: &Rhs) -> bool
fn le(&self, other: &Rhs) -> bool
Tests less than or equal to (for self and other) and is used by the
<= operator. Read more
Source§impl Serialize for WindowFrameBound
impl Serialize for WindowFrameBound
Source§impl Visit for WindowFrameBound
impl Visit for WindowFrameBound
Source§impl VisitMut for WindowFrameBound
impl VisitMut for WindowFrameBound
Source§fn visit<V: VisitorMut>(&mut self, visitor: &mut V) -> ControlFlow<V::Break>
fn visit<V: VisitorMut>(&mut self, visitor: &mut V) -> ControlFlow<V::Break>
Mutably visit this node with the provided VisitorMut. Read more
impl Eq for WindowFrameBound
impl StructuralPartialEq for WindowFrameBound
Auto Trait Implementations§
impl Freeze for WindowFrameBound
impl RefUnwindSafe for WindowFrameBound
impl Send for WindowFrameBound
impl Sync for WindowFrameBound
impl Unpin for WindowFrameBound
impl UnwindSafe for WindowFrameBound
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
where 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,
where T: Clone,
impl<T> DeserializeOwned for Twhere
T: for<'de> Deserialize<'de>,
where T: for<'de> Deserialize<'de>,