Showing all posts tagged "Postgresql"
Replicating a Postgresql 9.5 database using Slony1 2.2
Some Slony1 Concepts (Official Docs)
If you are familiar with slony concepts jump ahead to Start Replicating.
Node
Is a named PostgreSQL database instance that will be participating in replication.
Cluster
Is a named set of PostgreSQL database instances (i.e. nodes). Replication takes place between the set of database instances.
Replication Set
Is a set of tables and sequences that are to be replicated between the nodes.
Each replication set has an origin and can have zero to many subscribers.
The replication set is a key concept in the slony1 architecture. This concept provides...
Posted on March 1st, 2016
Install Postgres 9.5 and Slony1 2.2 on CentOS 7 or CentOS 6
Installing postgresql 9.5
Install the official PostgreSQL yum repository from the list of repositories at http://yum.postgresql.org/repopackages.php
For installing postgresql 9.5 on centos 7 use the following command
yum install https://download.postgresql.org/pub/repos/yum/9.5/redhat/rhel-7-x86_64/pgdg-centos95-9.5-2.noarch.rpm
For CentOS6 this is
yum install https://download.postgresql.org/pub/repos/yum/9.5/redhat/rhel-6-x86_64/pgdg-centos95-9.5-2.noarch.rpm
Once done install the required postgresql packages such as server, contrib, etc.
Naming convention of packages i...
Posted on February 29th, 2016