Enum polars::prelude::NullValues
source · [−]pub enum NullValues {
AllColumnsSingle(String),
AllColumns(Vec<String, Global>),
Named(Vec<(String, String), Global>),
}
Variants
AllColumnsSingle(String)
A single value that’s used for all columns
AllColumns(Vec<String, Global>)
Multiple values that are used for all columns
Named(Vec<(String, String), Global>)
Tuples that map column names to null value of that column
Trait Implementations
sourceimpl Clone for NullValues
impl Clone for NullValues
sourcefn clone(&self) -> NullValues
fn clone(&self) -> NullValues
Returns a copy of the value. Read more
1.0.0 · sourcefn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
Auto Trait Implementations
impl RefUnwindSafe for NullValues
impl Send for NullValues
impl Sync for NullValues
impl Unpin for NullValues
impl UnwindSafe for NullValues
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more