Struct ChangeMessage 

pub struct ChangeMessage {
    pub msg_type: &'static str,
    pub entity: String,
    pub event: EventKindSerde,
    pub new: Option<Value>,
    pub old: Option<Value>,
    pub timestamp: String,
}

A change event formatted for delivery to a client.

Fields

msg_type: &'static str

Always "change".

entity: String

Entity name.

event: EventKindSerde

Event type (INSERT, UPDATE, DELETE).

new: Option<Value>

New row data.

old: Option<Value>

Old row data.

timestamp: String

Timestamp (ISO 8601).

Implementations

impl ChangeMessage

pub fn from_event(event: &EntityEvent) -> Self

Create from an EntityEvent.

Trait Implementations

impl Clone for ChangeMessage

fn clone(&self) -> ChangeMessage

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ChangeMessage

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

Formats the value using the given formatter.

impl Serialize for ChangeMessage

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

where __S: Serializer,

Serialize this value into the given Serde serializer.