Enum pagecache::DiskPtr

pub enum DiskPtr {
    Inline(LogId),
    Blob(LogId, BlobPointer),
}

A pointer to a location on disk or an off-log blob.

Variants

Inline(LogId)

Points to a value stored in the single-file log.

Blob(LogId, BlobPointer)

Points to a value stored off-log in the blob directory.

Trait Implementations

impl Eq for DiskPtr

impl Clone for DiskPtr

fn clone(&self) -> DiskPtr

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialOrd<DiskPtr> for DiskPtr

fn partial_cmp(&self, other: &DiskPtr) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &DiskPtr) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &DiskPtr) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &DiskPtr) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &DiskPtr) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Ord for DiskPtr

fn cmp(&self, other: &DiskPtr) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

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

Restrict a value to a certain interval.

impl PartialEq<DiskPtr> for DiskPtr

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl Copy for DiskPtr

impl Display for DiskPtr

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

Formats the value using the given formatter.

impl Debug for DiskPtr

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

Formats the value using the given formatter.

impl Serialize for DiskPtr

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error> where
    __S: Serializer, 

Serialize this value into the given Serde serializer.

impl<'de> Deserialize<'de> for DiskPtr

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.