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#ilovefs Valentine’s Day Celebration (I Love Free Software)

 | February 14, 2019 |  Posted In: Events

postcard ilovefs

Free Software Foundation Europe (FSFE) is celebrating the creators of free software with their I Love Free Software campaign #ilovefs, a social campaign for Valentine’s Day. The idea is to show some appreciation to the makers of free software. Most of our communications with free software creators are about bugs and feature requests and maybe […]

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An Introduction To MongoDB Replication

 | January 14, 2019 |  Posted In: Entry Level, MongoDB

mongodb replication

MongoDB® is database software that stores data in the same format as JSON. The data structure of the database can be changed when required. The performance of the database is good and developers can easily use to it to connect their code to the database. The database, MongoDB is platform independent and runs in the […]

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Writing a Killer Conference Proposal

 | January 3, 2019 |  Posted In: Entry Level, Events

writing a killer conference proposal

If you’re planning to submit a proposal to Percona Live but suffering a little writer’s block, or at least want to be sure to make a good impression on our track selectors, there’s some great content online that can help. If you’re an old hand, you probably won’t need this, though it’s possible you’ll find […]

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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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