Postgres WAL replication is a physical replication stream. MySQL binlog replication is a logical replication stream, a higher-level abstraction which is indepen

Postgres WAL replication is a physical replication stream. MySQL binlog replication is a logical replication stream, a higher-level abstraction which is independent of the storage engines. Postgres does separately support logical replication now, but it has some limitations, such as not permitting replication of DDL: https://www.postgresql.org/docs/current/logical-replication-restrictions.html https://www.postgresql.org/docs/current/logical-replication-...