Access MySQL database from PostgreSQL using MySql Foreign Data Wrapper (MYSQL_FDW) The MySQL Foreign Data Wrapper (mysql_fdw) is a Postgres extension that allows you to access data that resides on a MySQL database from Postgres Server. It is a writeable foreign data wrapper that you can use with Postgres functions and utilities, or in conjunction […]
Steps to enable HugePages in PostgreSQL By default, the page size on Linux is 4kb. A typical PostgreSQL instance may allocate many GBs of memory, which will end up with potential performance problems with such a small page size. Also, given that these pages will be defragged, using them for large data sets will end […]
Configure and monitor using pg_profile in PostgreSQL This extension for PostgreSQL helps you to find out the most resource-consuming activities in your PostgreSQL databases. Extension is based on statistic views of PostgreSQL and contrib extension pg_stat_statements. A historic repository will be created in your database by this extension. This repository will hold statistic “samples” for your […]
Monitor PostgreSQL Cluster using pgCenter pgCenter is a command-line admin tool for observing and troubleshooting PostgreSQL i.e monitor PostgreSQL cluster. Postgres provides various activity statistics about its runtime, such as connections, statements, database operations, replication, resources usage, and more. The general purpose of the statistics is to help DBAs to monitor and troubleshoot Postgres. However, […]
Install and Configure pg_repack in PostgreSQL pg_repack is a PostgreSQL extension which lets you remove bloat from tables and indexes, and optionally restore the physical order of clustered indexes. Unlike CLUSTER and VACUUM FULL it works online, without holding an exclusive lock on the processed tables during processing. pg_repack is efficient to boot, with performance […]
Install and Configure pgBadger in PostgreSQL Part-II This article is a continuation of the Installed pgBadger package in PostgreSQL click here to read more. In this blog, we will Configure PostgreSQL Cluster to use pgBadger. Since pgbadger reads the PostgreSQL logs and picks up the information, it is essential to make some changes on postgresql.conf […]
PostgreSQL major version upgrade from 12.8 to 13.4 using pg_upgrade Current PostgreSQL version numbers consist of a major and a minor version number. For example, in version number 13.1, where 13 is the major version number and 1 is the minor version number. pg_upgrade is a utility to upgrade PostgreSQL Cluster to major version eg 10.7 to 11.2 or 12.1 to 13.4. pg_upgrade […]
PostgreSQL minor version upgrade from 13.1 to 13.4 Current PostgreSQL version numbers consist of a major and a minor version number. For example, in version number 13.1, where 13 is the major version number and 1 is the minor version number. Minor releases never change the internal storage format and are always compatible with earlier […]
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 […]
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