Access Oracle database from PostgreSQL using Oracle Foreign Data Wrapper (ORACLE_FDW) Nowadays many companies are using a mix of RDBMS systems, for example, some instances are running on Oracle and other instances are running on PostgreSQL, and if we want to access data we need to do it using a heterogeneous connection. Heterogeneous connections allow
Steps to Setup Database Link in PostgreSQL Database Link in PostgreSQL enables a database user to access a table present on a different PostgreSQL cluster. It provides a functionality in PostgreSQL similar to that of DB Link in Oracle, Linked Server in SQL Server and Federated Table in MySQL. In previous post we saw How to
Steps to Setup a Foreign Data Wrapper(postgres_fdw) in PostgreSQL A foreign data wrapper (postgres_fdw) is an extension available in PostgreSQL that allows you to access a table or schema in one PostgreSQL database from another PostgreSQL DB. For this demonstration, we’ll use the databases local_db and remote_db. We will access a table employee in remote_db
Steps to create a Database Link from Oracle to PostgreSQL Nowadays many companies are using a mix of RDBMS system for example, some instances are running on Oracle and other instances are running on PostgreSQL, and if we want to access data we need to do it using a heterogeneous connection. Heterogeneous connections allow us
Steps to create a Database Link from Oracle to MySQL Nowadays many companies are using a mix of RDBMS system for example, some instances are running on Oracle and other instances are running on MySQL, and if we want to access data we need to do it using a heterogeneous connection. Heterogeneous connections allow us to query data from non-Oracle databases using SQL. In this blog post we will see How to
Installing Veeam Agent on Oracle Linux 7.9 If you are using Veeam Backup Solution then your Backup Admin will request you to install Veeam Agent on your Server before Backup Admin can create or configure backup policy on Server. Follow below steps to install Veeam Agent in Oracle Linux 7.9. Step 1. Download the Veeam
Setup Logical replication using pglogical in PostgreSQL In the recent two blogs, we discuss built-in options like Streaming replication Click here to read more and Logical replication Click here to read more. In this blog, we will use pglogical extension to setup logical streaming replication for PostgreSQL. The pglogical extension provides logical streaming replication for PostgreSQL, using
Configure PgBouncer for PostgreSQL PostgreSQL has a heavyweight connection handling architecture. For each incoming connection, the postmaster forks out a new process called as backend process to handle it. While this design provides better stability and isolation, it does not make it particularly efficient at handling short-lived connections. A new Postgres client connection involves TCP