Struct FastFieldTocEntry

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pub struct FastFieldTocEntry {
    pub field_id: u32,
    pub column_type: FastFieldColumnType,
    pub data_offset: u64,
    pub num_docs: u32,
    pub min_value: u64,
    pub bits_per_value: u8,
    pub dict_offset: u64,
    pub dict_count: u32,
}

Expand description

On-disk TOC entry for a fast-field column.

Wire: field_id(4) + column_type(1) + data_offset(8) + num_docs(4) + min_value(8) + bits_per_value(1) + dict_offset(8) + dict_count(4) = 38 bytes

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§field_id: u32§column_type: FastFieldColumnType§data_offset: u64§num_docs: u32§min_value: u64§bits_per_value: u8§dict_offset: u64

Byte offset of the text dictionary section (0 for numeric columns).

§dict_count: u32

Number of entries in the text dictionary (0 for numeric columns).

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impl FastFieldTocEntry

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pub fn write_to(&self, w: &mut dyn Write) -> Result<()>

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pub fn read_from(r: &mut dyn Read) -> Result<Self>

Trait Implementations§

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impl Clone for FastFieldTocEntry

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fn clone(&self) -> FastFieldTocEntry

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

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impl Debug for FastFieldTocEntry

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl UnwindSafe for FastFieldTocEntry

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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, 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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