datafusion::datasource::file_format::arrow

Struct ArrowFormatFactory

pub struct ArrowFormatFactory;

Expand description

Factory struct used to create ArrowFormat

Implementations§

impl ArrowFormatFactory

pub fn new() -> Self

Creates an instance of ArrowFormatFactory

Trait Implementations§

impl Debug for ArrowFormatFactory

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Default for ArrowFormatFactory

fn default() -> ArrowFormatFactory

Returns the “default value” for a type. Read more

impl FileFormatFactory for ArrowFormatFactory

fn create( &self, _state: &dyn Session, _format_options: &HashMap<String, String>, ) -> Result<Arc<dyn FileFormat>>

Initialize a FileFormat and configure based on session and command level options

fn default(&self) -> Arc<dyn FileFormat>

Initialize a FileFormat with all options set to default values

fn as_any(&self) -> &dyn Any

Returns the table source as Any so that it can be downcast to a specific implementation.

impl GetExt for ArrowFormatFactory

fn get_ext(&self) -> String

File extension getter

Auto Trait Implementations§

impl Freeze for ArrowFormatFactory

impl RefUnwindSafe for ArrowFormatFactory

impl Send for ArrowFormatFactory

impl Sync for ArrowFormatFactory

impl Unpin for ArrowFormatFactory

impl UnwindSafe for ArrowFormatFactory

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> IntoEither for T

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 more

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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

impl<T> Same for T

type Output = T

Should always be Self

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,

impl<T> ErasedDestructor for T
where T: 'static,

impl<T> MaybeSendSync for T

impl<T> Ungil for T
where T: Send,