PGD overview v5.6
Documentation improvements are made only to the latest version.
As per semantic versioning, PGD minor releases remain backward compatible and may include important bug fixes and enhancements.
We recommend upgrading the latest minor release as soon as possible.
If you want up-to-date information, read the latest PGD documentation.
EDB Postgres Distributed (PGD) provides multi-master replication and data distribution with advanced conflict management, data-loss protection, and throughput up to 5X faster than native logical replication. It also enables distributed Postgres clusters with high availability up to five 9s.
Basic architecture
An overview of EDB Postgres Distributed's basic architecture, including groups, multiple masters, mesh topology, logical replication, connection management, and high availability.
Architecture and performance
EDB Postgres Distributed architectural options and performance characteristics, including Always-on architectures, supported Postgres database servers, and characteristics affecting performance.
Compared
A comparison of EDB Postgres Distributed with other replication solutions, including pglogical 2, PG Builtin Logical Replication, and PGD Managed.