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Some Notes on MariaDB system-versioned Tables

 | December 14, 2018 |  Posted In: MariaDB, MySQL

mariadb system-versioned tables

As mentioned in a previous post, I gave a talk at Percona Live Europe 2018 about system-versioned tables. This is a new MariaDB 10.3 feature, which consists of preserving old versions of a table rows. Each version has two timestamps that indicate the start (INSERT,UPDATE) of the validity of that version, and its end (DELETE, […]

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MySQL Setup at Hostinger Explained

 | December 11, 2018 |  Posted In: MySQL, Tools

mysql setup at hostinger

Ever wondered how hosting companies manage their MySQL database architecture? At Hostinger, we have various MySQL setups starting from the standalone replica-less instances to Percona XtraDB Cluster (later just PXC), ProxySQL routing-based and even absolutely custom and unique solutions which I’m going to describe in this blog post. We do not have elephant-sized databases for internal services like API, billing, and […]

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Percona Live Europe Presents: ClickHouse at Messagebird: Analysing Billions of Events in Real-Time*

and  | October 29, 2018 |  Posted In: Events, MySQL

billions of messages at messagebird

We’ll look into how Clickhouse allows us to ingest a large amount of data and run complex analytical interactive queries at MessageBird,. We also present the business needs that brought ClickHouse to our attention and detail the journey to its deployment. We cover the problems we faced, and how we dealt with them. We talk about […]

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Percona Live Europe Presents: pg_chameleon MySQL to PostgreSQL Replica Made Easy

 | October 26, 2018 |  Posted In: Events, MySQL, PostgreSQL, Tools

pgchameleon logo

What excites me is the possibility that this tool is giving to other people. Also, the challenges I’ve faced and the new ideas for the future releases are always source of interest that keep me focused on the project. So I’m looking forward to sharing this with the conference delegates. pg_chameleon can achieve two tasks […]

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Percona Live Europe Presents: Need for speed – Boosting Apache Cassandra’s performance using Netty

 | October 22, 2018 |  Posted In: DevOps, Events, MySQL

My talk is titled Need for speed: Boosting Apache Cassandra’s performance using Netty. Over the years that I have worked in the software industry, making code run fast has fascinated me. So, naturally when I first started contributing to Apache Cassandra, I started looking opportunities to improve its performance. My talk takes us through some […]

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