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August 3, 2020
Using SKIP LOCK For Queue Processing in MySQL
A small thing that provides a huge help. The other day I was writing some code to process a very [...]
July 29, 2020
Percona Monthly Bug Report: July 2020
At Percona, we operate on the premise that full-transparency makes a product better. We strive to build not only the [...]
July 28, 2020
Migrating to PostgreSQL Version 13: Incompatibilities You Should Be Aware Of
The PostgreSQL 13 Beta is out in the testing phase with a rich feature set. It is a very good [...]
July 28, 2020
Evaluating Checkpointing in PostgreSQL
Continuing with the checkpointing topic I started a month ago with my blog post MongoDB Checkpointing Woes, this time I [...]
July 27, 2020
The Transaction Behavior Impact of innodb_rollback_on_timeout in MySQL
I would say that innodb_rollback_on_timeout is a very important parameter. In this blog, I am going to explain “innodb_rollback_on_timeout” and [...]
July 27, 2020
ClickHouse and ColumnStore in the Star Schema Benchmark
There were two new releases in the OpenSource Analytical Databases space, which made me want to evaluate how they perform [...]
July 27, 2020
Generating Numeric Sequences in MySQL
What is the easiest way to generate a sequence of integers in MySQL? In other words, which “SELECT <something>” statement [...]
July 24, 2020
MongoDB: Utilization of an Index on Subdocuments
MongoDB has a lot of possibilities for creating indexes. We have seen in previous articles some of the available index [...]
June 29, 2020
Percona Server for MySQL Highlights – Extended Slow Query Logging
Last year, I made the first post in a small series, which aimed to highlight unique features of Percona Server [...]
June 29, 2020
Security Threat Tool Design in Percona Monitoring and Management
Security Threat Tool (STT) is the new Percona Monitoring and Management (PMM) feature. It provides the ability to run automated [...]
June 2, 2020
Intro to Grafana Plugin Development
The frontend part of Percona Monitoring and Management (PMM) is a set of extensions for Grafana, and the Grafana documentation [...]
May 21, 2020
Failover of Logical Replication Slots in PostgreSQL
Missing Piece: Failover of the Logical Replication Slot Logical decoding capability has existed in PostgreSQL for the last several versions, [...]
April 27, 2020
How Do Ansible Tags Work?
One of the most confusing Ansible features is the tags, and in this blog, I will try to clarify how [...]
March 9, 2020
Using Different Versions of a Package in an Application via Go Modules
Sometimes you need to write an application that should use different versions of the same package, for example, the ability [...]
February 19, 2020
Webinar 2/26: Building a Kubernetes Operator for Percona XtraDB Cluster
This talk covers some of the challenges we sought to address by creating a Kubernetes Operator for Percona XtraDB Cluster, [...]
February 7, 2020
Webinar 2/19: 17 Things Developers Need to Know About Databases
Most applications use databases, yet many fail to follow even the most basic best practices, resulting in poor performance, downtime, [...]
February 3, 2020
ClickHouse and MySQL – Better Together
It’s been a while since I wrote about ClickHouse, there are a lot of new features that are worth mentioning, [...]
January 21, 2020
Ever Heard of Postgres?
Hello! My name is Robert and I am a PostgreSQL Consultant at Percona. I’ve been here since the summer of [...]