pub enum ColumnSource {
Outer(usize),
Inner(usize),
}Expand description
Specifies which side of a binary join a projected column comes from.
Variants§
Outer(usize)
Column from the left/outer row at the given index.
Inner(usize)
Column from the right/inner row at the given index.
Trait Implementations§
Source§impl Clone for ColumnSource
impl Clone for ColumnSource
Source§fn clone(&self) -> ColumnSource
fn clone(&self) -> ColumnSource
Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreimpl Copy for ColumnSource
Source§impl Debug for ColumnSource
impl Debug for ColumnSource
impl Eq for ColumnSource
Source§impl PartialEq for ColumnSource
impl PartialEq for ColumnSource
impl StructuralPartialEq for ColumnSource
Auto Trait Implementations§
impl Freeze for ColumnSource
impl RefUnwindSafe for ColumnSource
impl Send for ColumnSource
impl Sync for ColumnSource
impl Unpin for ColumnSource
impl UnsafeUnpin for ColumnSource
impl UnwindSafe for ColumnSource
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§impl<T> CompactArcDrop for T
impl<T> CompactArcDrop for T
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.