Module decoder 

PostgreSQL pgoutput logical replication protocol decoder.

Implements a binary protocol parser for the pgoutput output plugin used by PostgreSQL logical replication (PG 10+). Parses WAL stream bytes into structured WalMessage variants.

Protocol Reference

See PostgreSQL docs: “Logical Replication Message Formats” (https://www.postgresql.org/docs/current/protocol-logicalrep-message-formats.html)

Structs

BeginMessage

Transaction begin message.

CommitMessage

Transaction commit message.

DeleteMessage

Row delete message.

InsertMessage

Row insert message.

OriginMessage

Origin message (for replication from a downstream).

RelationMessage

Relation (table schema) message.

TruncateMessage

Table truncate message.

TupleData

Tuple data containing column values.

TypeMessage

Custom type definition message.

UpdateMessage

Row update message.

Enums

ColumnValue

A single column value in a tuple.

DecoderError

Errors from the pgoutput protocol decoder.

OldTuple

Old tuple representation identified by the pgoutput wire tag.

WalMessage

A decoded WAL message from the pgoutput protocol.