Which database has better data replication capabilities: PostgreSQL or MySQL?

When it comes to data replication capabilities, both PostgreSQL and MySQL have their strengths and weaknesses. However, PostgreSQL is generally considered to be the better option for high availability and data replication.

One of the main advantages of PostgreSQL over MySQL is its ability to perform asynchronous replication. This means that data can be replicated between servers without waiting for confirmation from the receiving server, which can significantly improve the speed of replication.

PostgreSQL also has superior built-in replication features compared to MySQL, including logical replication and point-in-time recovery. Logical replication allows you to replicate only selected tables or data, while point-in-time recovery allows you to restore the database to a specific point in time - a crucial feature in disaster recovery scenarios.

However, MySQL does have some advantages when it comes to data replication. It has a simpler configuration and is generally easier to set up for replication. MySQL also has a larger user base and more third-party tools and plugins available for replication.

In conclusion, while both PostgreSQL and MySQL have their pros and cons, PostgreSQL generally provides better data replication capabilities and high availability features than MySQL.