Struct PostgresEgress 

pub struct PostgresEgress { /* private fields */ }

Minimal blocking PostgreSQL egress adapter.

Input messages must be JSON objects, arrays of JSON objects, or ingress-style {"columns": [...], "values": [...]} envelopes.

Implementations

impl PostgresEgress

pub fn new( name: impl Into<String>, dsn: &str, table: &str, mode: &str, conflict_key: Option<&str>, ) -> Result<Self, AdapterError>

Create a blocking PostgreSQL egress adapter.

Trait Implementations

impl Adapter for PostgresEgress

fn name(&self) -> &str

Stable adapter name for logs/obs.

fn transport_kind(&self) -> &str

Adapter transport family label.

fn status_fields(&self) -> Map<String, Value>

Transport-specific runtime fields that can be attached to operator snapshots.

fn connection_state(&self) -> &str

Best-effort connection/runtime state for operator visibility.

fn lag(&self) -> Option<u64>

Best-effort queue/stream lag, when the adapter can observe it.

impl EgressAdapter for PostgresEgress

fn write_msg(&mut self, msg: &[u8]) -> Result<(), AdapterError>

Write one message.

fn flush(&mut self) -> Result<(), AdapterError>

Flush buffered output.