Sometimes PostgreSQL users get errors and warnings and they are unable to understand why. To cater to these situations, this blog will cover some common errors and warnings in PostgreSQL. In some cases, it is a user setting problem or query error, but in other cases, it can be a PostgreSQL bug. But, it […]
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Security, when done right, not only protects your data but improves performance, system stability, and enhances the development life-cycle. Because PostgreSQL security can easily become an all-encompassing activity, we’ll deal with the most common mechanisms.
Three files control security in the postgres data cluster but for our purposes, we’ll deal only with postgresql.conf and pg_hba.conf, […]
First I want to thank everyone who attended my May 21, 2020 webinar “How Safe is Asynchronous Master-Master Setup in MySQL?“. Recording and slides are available on the webinar page.
Here are answers to the questions from participants which I was not able to provide during the webinar.
Q: What do you generally think of hosting […]
In systems nowadays, improving security is a must! One of the weakest links in the security system is the user password from where an attacker can enter. In order to improve password strength and security, MySQL provides a plugin called “Validation plugin” which can be configured to enforce a set of rules for passwords.
Installation
The […]
Percona engineers often need to analyze and review complex SQL database queries. Good formatting can make these SQL queries much easier to understand and work with. Without clear formatting, queries can become confusing and hard to debug.
Online query formatting services provide one set of solutions. Examples are Code Beautify, FreeFormatter, and sqlformat.org. However, many […]
