Struct ChangeLog 

pub struct ChangeLog {
    pub object_type: SchemaObjectType,
    pub label_id: u32,
    pub label_name: String,
    pub changes: HashMap<u64, Vec<PropertyChange>>,
}

Batch of schema changes for a single label

Fields

object_type: SchemaObjectType

Object type (vertex or edge)

label_id: u32

Label ID

label_name: String

Label name

changes: HashMap<u64, Vec<PropertyChange>>

All changes for this label, indexed by version

Implementations

impl ChangeLog

pub fn new( object_type: SchemaObjectType, label_id: u32, label_name: String, ) -> ChangeLog

Create a new change log

pub fn add_change(&mut self, change: PropertyChange)

Add a change to the log

pub fn get_version_changes(&self, version: u64) -> Option<&Vec<PropertyChange>>

Get changes for a specific version

pub fn get_versions(&self) -> Vec<u64>

Get all versions in order

pub fn latest_version(&self) -> Option<u64>

Get the latest version

Trait Implementations

impl Clone for ChangeLog

fn clone(&self) -> ChangeLog

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ChangeLog

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ChangeLog

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ChangeLog

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

where __S: Serializer,

Serialize this value into the given Serde serializer.