Enum CachedData

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pub enum CachedData {
    Typed {
        schema: SchemaRef,
        batches: Vec<RecordBatch>,
    },
    Raw {
        batches: Vec<RecordBatch>,
    },
}

Expand description

Cached data type: Typed (SQL tables) vs Raw (CRUD data)

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Typed

SQL tables: Schema-based type conversion

Fields

§schema: SchemaRef

§batches: Vec<RecordBatch>

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Raw

CRUD data: Raw Binary format

Fields

§batches: Vec<RecordBatch>

Implementations§

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impl CachedData

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pub fn batches(&self) -> &[RecordBatch]

Get batches from cached data

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pub fn schema(&self) -> SchemaRef

Get schema from cached data

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pub fn is_typed(&self) -> bool

Check if cached data is typed (SQL table)

Trait Implementations§

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impl Clone for CachedData

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fn clone(&self) -> CachedData

Returns a duplicate of the value. Read more

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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

Auto Trait Implementations§

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impl !UnwindSafe for CachedData

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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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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impl<T, U> Into 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> IntoEither for T

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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

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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

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