Struct RelationChange 

pub struct RelationChange {
    pub operation: ChangeOp,
    pub relation: Relation,
}

A change event for a graph relation (edge).

Used when a PostgreSQL join/relation table row is inserted, updated, or deleted and needs to be synced as a SurrealDB RELATE or DELETE operation.

Fields

operation: ChangeOp

The operation type (Create/Update/Delete)

relation: Relation

The relation data (contains relation_type, id, input, output, data)

Implementations

impl RelationChange

pub fn new(operation: ChangeOp, relation: Relation) -> Self

Create a new relation change.

pub fn create(relation: Relation) -> Self

Create a CREATE relation change.

pub fn update(relation: Relation) -> Self

Create an UPDATE relation change.

pub fn delete(relation: Relation) -> Self

Create a DELETE relation change.

Trait Implementations

impl Clone for RelationChange

fn clone(&self) -> RelationChange

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for RelationChange

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for RelationChange

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for RelationChange

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

where __S: Serializer,

Serialize this value into the given Serde serializer.