Struct Entry 

pub struct Entry {
    pub key: Key,
    pub value: Value,
    pub entry_type: EntryType,
    pub created_at: u64,
    pub modified_at: u64,
    pub version: u64,
    pub metadata: HashMap<String, String>,
    pub checksum: Option<[u8; 32]>,
}

A complete database entry with metadata

Fields

key: Key

The entry key

value: Value

The entry value

entry_type: EntryType

Entry type

created_at: u64

Creation timestamp (Unix epoch milliseconds)

modified_at: u64

Last modified timestamp

version: u64

Version number for optimistic concurrency

metadata: HashMap<String, String>

Custom metadata

checksum: Option<[u8; 32]>

Checksum for integrity verification

Implementations

impl Entry

pub fn new(key: Key, value: Value) -> Self

Create a new entry

pub fn quantum(key: Key, qft: QftFile) -> Self

Create a quantum state entry

pub fn document(key: Key, doc: Value) -> Self

Create a document entry

pub fn with_metadata( self, key: impl Into<String>, value: impl Into<String>, ) -> Self

Set metadata

pub fn update(&mut self, value: Value)

Update the value and increment version

pub fn compute_checksum(&mut self) -> Result<[u8; 32]>

Compute and cache checksum

pub fn verify_checksum(&self) -> Result<bool>

Verify checksum

pub fn size_bytes(&self) -> usize

Get the size of this entry in bytes (approximate)

Trait Implementations

impl Clone for Entry

fn clone(&self) -> Entry

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Entry

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Entry

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for Entry

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

where __S: Serializer,

Serialize this value into the given Serde serializer.