clt_database::mvcc::database::checkpoint_state_machine

Enum SpecialWrite

pub enum SpecialWrite {
    BTreeCreate {
        table_id: MVTableId,
        sqlite_schema_rowid: i64,
    },
    BTreeDestroy {
        table_id: MVTableId,
        root_page: u64,
        num_columns: usize,
    },
    BTreeCreateIndex {
        index_id: MVTableId,
        sqlite_schema_rowid: i64,
    },
    BTreeDestroyIndex {
        index_id: MVTableId,
        root_page: u64,
        num_columns: usize,
    },
}

Expand description

Special writes for CREATE TABLE / DROP TABLE / CREATE INDEX / DROP INDEX ops. These are used to create/destroy B-trees during pager ops.

Variants§

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BTreeCreate

Fields

§table_id: MVTableId

§sqlite_schema_rowid: i64

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BTreeDestroy

Fields

§table_id: MVTableId

§root_page: u64

§num_columns: usize

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BTreeCreateIndex

Fields

§index_id: MVTableId

§sqlite_schema_rowid: i64

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BTreeDestroyIndex

Fields

§index_id: MVTableId

§root_page: u64

§num_columns: usize

Trait Implementations§

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impl Clone for SpecialWrite

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fn clone(&self) -> SpecialWrite

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more

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impl Copy for SpecialWrite

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impl Debug for SpecialWrite

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

Formats the value using the given formatter. Read more

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impl Eq for SpecialWrite

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impl PartialEq for SpecialWrite

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fn eq(&self, other: &SpecialWrite) -> bool

Equality operator ==. Read more

1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more

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impl StructuralPartialEq for SpecialWrite

Auto Trait Implementations§

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impl UnwindSafe for SpecialWrite

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<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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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<K, Q> Equivalent<Q> for K
where K: Borrow<Q> + ?Sized, Q: Eq + ?Sized,

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fn equivalent(&self, key: &Q) -> bool

Compare self to key and return true if they are equal.

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

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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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