Struct arrow_array::builder::MapFieldNames
source · pub struct MapFieldNames {
pub entry: String,
pub key: String,
pub value: String,
}
Fields§
§entry: String
Field
name for map entries
key: String
Field
name for map key
value: String
Field
name for map value
Trait Implementations§
source§impl Clone for MapFieldNames
impl Clone for MapFieldNames
source§fn clone(&self) -> MapFieldNames
fn clone(&self) -> MapFieldNames
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 MapFieldNames
impl Debug for MapFieldNames
Auto Trait Implementations§
impl Freeze for MapFieldNames
impl RefUnwindSafe for MapFieldNames
impl Send for MapFieldNames
impl Sync for MapFieldNames
impl Unpin for MapFieldNames
impl UnwindSafe for MapFieldNames
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§default unsafe fn clone_to_uninit(&self, dst: *mut T)
default unsafe fn clone_to_uninit(&self, dst: *mut T)
🔬This is a nightly-only experimental API. (
clone_to_uninit
)