Does Postgresql Support Clustering

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Clustering and failover in PostgreSQL CYBERTEC

    https://www.cybertec-postgresql.com/en/services/postgresql-replication/clustering-failover/
    PostgreSQL clustering and failover In PostgreSQL you can switch a database from the primary server to the standby role, as well as from the standby server to the primary. This is known as a database switchover or failover.

Does PostgreSQL support Active-Active Clustering with DRBD?

    https://stackoverflow.com/questions/22989249/does-postgresql-support-active-active-clustering-with-drbd
    No, PostgreSQL does not support active/active clustering with DRBD. PostgreSQL does not support any form of shared-storage clustering in any way - active/active, active/passive, or otherwise. It's rather implausible to support shared storage clustering with the architecture in PostgreSQL.

Top PG Clustering High Availability (HA) Solutions for ...

    https://severalnines.com/database-blog/top-pg-clustering-high-availability-ha-solutions-postgresql
    Aug 21, 2019 · PostgreSQL does not natively support any multi-master clustering solution, like MySQL or Oracle do. Nevertheless, there are many commercial and community products that offer this implementation, along with others such as replication or load balancing for PostgreSQL .

PostgreSQL: Documentation: 9.4: Creating a Database Cluster

    https://www.postgresql.org/docs/9.4/creating-cluster.html
    After initialization, a database cluster will contain a database named postgres, which is meant as a default database for use by utilities, users and third party applications. The database server itself does not require the postgres database to exist, but many external utility programs assume it exists.

How to Deploy PostgreSQL for High Availability Severalnines

    https://severalnines.com/database-blog/how-deploy-postgresql-high-availability
    Sep 14, 2018 · PostgreSQL does not yet support this architecture "natively", so you will have to refer to third party tools and implementations. When choosing a solution you must keep in mind that there are a lot of projects/tools, but some of them are not being supported anymore, while others are new and might not be battle-tested in production.

PostgreSQL: Documentation: 9.1: CLUSTER

    https://www.postgresql.org/docs/9.1/sql-cluster.html
    Description. CLUSTER instructs PostgreSQL to cluster the table specified by table_name based on the index specified by index_name. The index must already have been defined on table_name. When a table is clustered, it is physically reordered based on the index information. Clustering is a one-time operation: when...

PostgreSQL: PostgreSQL Press FAQ

    https://www.postgresql.org/about/press/faq/
    Also, PostgreSQL is supported by filesystem-based clustering systems for failover, including ones from Red Hat, Microsoft, Veritas and Oracle. Q: When will PostgreSQL 13 come out? A: The PostgreSQL project begins work on the next version of PostgreSQL in July of each year, and it generally takes 12 to 15 months to work to a release.

PostgreSQL: Documentation: 9.0: High Availability, Load ...

    https://www.postgresql.org/docs/9.0/high-availability.html
    Database servers can work together to allow a second server to take over quickly if the primary server fails (high availability), or to allow several computers to serve the same data (load balancing).

PostgreSQL: Support

    https://www.postgresql.org/support/
    PostgreSQL has a wide variety of community and commercial support options available for users, including: Commercial support is also available from one of the many companies providing professional services to the PostgreSQL community. A list of companies that provide PostgreSQL-specific hosting is …



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