Absence of Native Multi-Region Replication

PostgreSQL does not offer native multi-region replication capabilities. Organizations must rely on logical replication and third-party tools like pglogical or BDR, increasing vendor dependency, expertise requirements, and operational overhead while creating potential vendor lock-in risks.

Sources

• https://experience.percona.com/postgresql/postgresql-complexity-and-your-business/enterprise-scale-challenges-real-world-postgresql-issues-youll-face
• https://www.siriusopensource.com/en-us/blog/postgres-problems-what-are-challenges-using-postgresql-enterprise

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