Slony-I 1.1.2

PostgreSQL Global Development Group – Open Source

Slony-I is a powerful replication system developed by the PostgreSQL Global Development Group. It is designed to provide reliable, high-performance replication of PostgreSQL databases across multiple nodes. Slony-I makes it easy to set up and manage a cluster of databases, with support for failover and load balancing. With Slony-I, users can create a multi-master environment that can handle high volumes of data traffic, with minimal downtime or data loss. The system supports numerous features such as asynchronous replication, data consistency checks, automatic conflict resolution, and more. It is ideal for applications where high availability and scalability are critical.

Overview

Slony-I is a Open Source software in the category Development developed by PostgreSQL Global Development Group.

The latest version of Slony-I is 1.1.2, released on 04/19/2010. It was initially added to our database on 10/29/2007.

Slony-I runs on the following operating systems: Windows.

Slony-I has not been rated by our users yet.

Pros

Provides asynchronous replication for PostgreSQL databases, allowing for scalable and high availability configurations
Allows for the creation of complex replication topologies to meet specific business needs
Offers support for both one-way and multi-way replication setups
Provides support for data conflict resolution in case of conflicts during replication

Cons

Can be complex to set up and configure, especially for users with limited experience with database replication
Documentation can sometimes be lacking or outdated, making it challenging to troubleshoot issues
May require additional resources and monitoring to ensure replication is working correctly and efficiently

FAQ

What is Slony-I?

Slony-I is an asynchronous master-to-multiple-slave replication system for PostgreSQL databases.

Who developed Slony-I?

Slony-I was developed by the PostgreSQL Global Development Group.

What are the key features of Slony-I?

Some key features of Slony-I include support for cascading replication, conflict resolution, and logical replication capabilities.

How does Slony-I handle replication conflicts?

Slony-I provides a customizable conflict resolution mechanism to handle conflicts that may arise during replication.

Is Slony-I compatible with all PostgreSQL versions?

Slony-I is compatible with PostgreSQL versions 9.0 and above.

Does Slony-I support multiple slave nodes?

Yes, Slony-I supports multiple slave nodes, allowing for distributed read scalability and high availability.

Can Slony-I replicate DDL statements?

Yes, Slony-I can replicate DDL (Data Definition Language) statements as well as DML (Data Manipulation Language) statements.

Does Slony-I support data consistency during replication?

Yes, Slony-I ensures data consistency by maintaining a consistent snapshot of the database on each slave node.

Is Slony-I easy to set up and configure?

Though the initial setup and configuration may require some expertise, Slony-I provides comprehensive documentation and tools to assist with the process.

Are there alternatives to Slony-I for PostgreSQL replication?

Yes, there are other replication solutions available for PostgreSQL, such as logical replication using PostgreSQL's built-in features or other third-party options like Bucardo and pglogical.

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