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BTreeCell

we_trust_sqlite::reader::btree

Enum BTreeCell

pub enum BTreeCell {
    TableLeaf {
        payload_size: u64,
        row_id: i64,
        payload_offset: usize,
        local_payload_size: usize,
        overflow_page: Option<u32>,
    },
    TableInterior {
        left_child_pointer: u32,
        key: i64,
    },
    IndexLeaf {
        payload_size: u64,
        payload_offset: usize,
        local_payload_size: usize,
        overflow_page: Option<u32>,
    },
    IndexInterior {
        left_child_pointer: u32,
        payload_size: u64,
        payload_offset: usize,
        local_payload_size: usize,
        overflow_page: Option<u32>,
    },
}

Expand description

B-Tree Cell 定义

Variants§

TableLeaf

Fields

§payload_size: u64

§row_id: i64

§payload_offset: usize

§local_payload_size: usize

§overflow_page: Option<u32>

TableInterior

Fields

§left_child_pointer: u32

§key: i64

IndexLeaf

Fields

§payload_size: u64

§payload_offset: usize

§local_payload_size: usize

§overflow_page: Option<u32>

IndexInterior

Fields

§left_child_pointer: u32

§payload_size: u64

§payload_offset: usize

§local_payload_size: usize

§overflow_page: Option<u32>

Trait Implementations§

impl Debug for BTreeCell

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

impl Freeze for BTreeCell

impl RefUnwindSafe for BTreeCell

impl Send for BTreeCell

impl Sync for BTreeCell

impl Unpin for BTreeCell

impl UnwindSafe for BTreeCell

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> Instrument for T

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

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

fn in_current_span(self) -> Instrumented<Self>

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

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, 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<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more