Struct orc_rust::datafusion::OrcReadOptions

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pub struct OrcReadOptions<'a> {
    pub file_extension: &'a str,
}
Expand description

Configuration options for reading ORC files.

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§file_extension: &'a str

Trait Implementations§

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impl<'a> Clone for OrcReadOptions<'a>

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fn clone(&self) -> OrcReadOptions<'a>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<'a> Default for OrcReadOptions<'a>

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl ReadOptions<'_> for OrcReadOptions<'_>

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fn to_listing_options( &self, _config: &SessionConfig, _table_options: TableOptions, ) -> ListingOptions

Helper to convert these user facing options to ListingTable options
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fn get_resolved_schema<'life0, 'life1, 'async_trait>( &'life0 self, config: &'life1 SessionConfig, state: SessionState, table_path: ListingTableUrl, ) -> Pin<Box<dyn Future<Output = Result<SchemaRef>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Infer and resolve the schema from the files/sources provided.
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fn _get_resolved_schema<'life0, 'async_trait>( &'a self, config: &'life0 SessionConfig, state: SessionState, table_path: ListingTableUrl, schema: Option<&'a Schema>, ) -> Pin<Box<dyn Future<Output = Result<Arc<Schema>, DataFusionError>> + Send + 'async_trait>>
where 'a: 'async_trait, 'a: 'async_trait, 'life0: 'async_trait, Self: Sync + 'async_trait,

helper function to reduce repetitive code. Infers the schema from sources if not provided. Infinite data sources not supported through this function.

Auto Trait Implementations§

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impl<'a> Freeze for OrcReadOptions<'a>

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impl<'a> RefUnwindSafe for OrcReadOptions<'a>

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impl<'a> Send for OrcReadOptions<'a>

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impl<'a> Sync for OrcReadOptions<'a>

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impl<'a> Unpin for OrcReadOptions<'a>

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impl<'a> UnwindSafe for OrcReadOptions<'a>

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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