Enum AsyncMessage 

pub enum AsyncMessage {
    Notification {
        pid: u32,
        channel: String,
        payload: String,
    },
    Notice(ServerError),
    ParameterChanged {
        name: String,
        value: String,
    },
}

Asynchronous message from the server.

These can arrive at any time during query execution.

Variants

Notification

Notification from LISTEN/NOTIFY.

Fields

pid: u32

PID of the notifying backend process

channel: String

Channel name

payload: String

Notification payload

Notice(ServerError)

Non-fatal notice/warning from server.

ParameterChanged

Server parameter value changed.

Fields

name: String

Parameter name

value: String

New value

Trait Implementations

impl Clone for AsyncMessage

fn clone(&self) -> AsyncMessage

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for AsyncMessage

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

Formats the value using the given formatter.