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Category Archives: PostgreSQL


PostgreSQL is one of the most important open source databases. It supports most SQL standard features and its query planner is able to run complex queries very efficiently.

Vettabase mostly recommends PostgreSQL for analytics and GIS use cases.

Tuning PostgreSQL Auto-vacuum

Posted on 28 April 2022 by Michael Aboagye — 3 Comments ↓
Vettabase PostgreSQL Health Check

Why autovacuum is important in PostgreSQL and how to configure it properly. Continue reading Tuning PostgreSQL Auto-vacuum→

Posted in PostgreSQL | 3 Replies

NULL comparisons in MariaDB, PostgreSQL, and SQLite

Posted on 6 September 2021 by Federico Razzoli — No Comments ↓

Comparisons are tricky when NULL values are involved. But some databases offer some special, handy syntax to solve the problem. Continue reading NULL comparisons in MariaDB, PostgreSQL, and SQLite→

Posted in MariaDB, MySQL, Other Databases, PostgreSQL | Tagged null | Leave a reply

Populating tables faster in PostgreSQL

Posted on 9 July 2021 by Michael Aboagye — No Comments ↓

Fast-loading rows into a PostgreSQL table using the COPY FROM command. Continue reading Populating tables faster in PostgreSQL→

Posted in PostgreSQL | Leave a reply

Tuning Linux kernel for PostgreSQL

Posted on 19 June 2021 by Michael Aboagye — No Comments ↓

Learn how to tune Linux parameters to improve PostgreSQL performance and reliability. Continue reading Tuning Linux kernel for PostgreSQL→

Posted in PostgreSQL | Leave a reply

Row-level Security Policy in PostgreSQL

Posted on 11 June 2021 by Michael Aboagye — No Comments ↓

Learn how to grant or revoke rows privileges in PostgreSQL. Continue reading Row-level Security Policy in PostgreSQL→

Posted in PostgreSQL | Tagged security | Leave a reply

Basic practices for optimizing read and write performance in PostgreSQL

Posted on 11 March 2021 by Michael Aboagye — 2 Comments ↓

Optimizing read and write performance varies for every Postgres database server in a different environment. Continue reading Basic practices for optimizing read and write performance in PostgreSQL→

Posted in PostgreSQL | 2 Replies

PostgreSQL Features Missing in Amazon Redshift

Posted on 10 August 2020 by Federico Razzoli — No Comments ↓
A herd of elephants

Many PostgreSQL features are not available in Redshift, particularly those that are not suitable for a database cluster or for analytics, and those that Amazon didn’t consider important enough to spend the necessary resources to maintain them. Continue reading PostgreSQL Features Missing in Amazon Redshift→

Posted in Amazon Redshift, PostgreSQL | Leave a reply

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