Cross-Region read replicas - Amazon Relational Database Service

Cross-Region read replicas

By using cross-Region read replicas in Amazon RDS, you can create a MariaDB, MySQL, Oracle, PostgreSQL, or SQL Server read replica in a different Region from the source DB instance. For more information about cross-Region read replicas, including source and destination Region considerations, see Creating a read replica in a different AWS Region.

Cross-Region read replicas with RDS for MariaDB

Cross-Region read replicas with RDS for MariaDB are available in all Regions for the following versions:

  • RDS for MariaDB 10.6 (All versions)

  • RDS for MariaDB 10.5 (All versions)

  • RDS for MariaDB 10.4 (All versions)

  • RDS for MariaDB 10.3 (All versions)

Cross-Region read replicas with RDS for MySQL

Cross-Region read replicas with RDS for MySQL are available in all Regions for the following versions:

  • RDS for MySQL 8.0 (All versions)

  • RDS for MySQL 5.7 (All versions)

Cross-Region read replicas with RDS for Oracle

Cross-Region read replicas for RDS for Oracle are available in all Regions with the following version limitations:

  • For RDS for Oracle 21c, cross-Region read replicas aren't available.

  • For RDS for Oracle 19c, cross-Region read replicas are available for instances of Oracle Database 19c that aren't container database (CBD) instances.

  • For RDS for Oracle 12c, cross-Region read replicas are available for Oracle Enterprise Edition (EE) of Oracle Database 12c Release 1 (12.1) using 12.1.0.2.v10 and higher 12c releases.

For more information on additional requirements for cross-Region read replicas with RDS for Oracle, see Considerations for RDS for Oracle replicas.

Cross-Region read replicas with RDS for PostgreSQL

Cross-Region read replicas with RDS for PostgreSQL are available in all Regions for the following versions:

  • RDS for PostgreSQL 14 (All versions)

  • RDS for PostgreSQL 13 (All versions)

  • RDS for PostgreSQL 12 (All versions)

  • RDS for PostgreSQL 11 (All versions)

  • RDS for PostgreSQL 10 (All versions)

Cross-Region read replicas with RDS for SQL Server

Cross-Region read replicas with RDS for SQL Server are available in all Regions except the following:

  • Africa (Cape Town)

  • Asia Pacific (Jakarta)

  • Asia Pacific (Hong Kong)

  • China (Beijing)

  • China (Ningxia)

  • Europe (Milan)

  • Middle East (Bahrain)

  • Middle East (UAE)

Cross-Region read replicas with RDS for SQL Server are available for the following versions using Microsoft SQL Server Enterprise Edition:

  • RDS for SQL Server 2019 (Version 15.00.4073.23 and higher)

  • RDS for SQL Server 2017 (Version 14.00.3049.1 and higher)

  • RDS for SQL Server 2016 (Version 13.00.5216.0 and higher)