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This Week in Data with Colin Charles 46: OSCON Recap, Google Site Reliability Workbook

 | July 27, 2018 |  Posted In: MariaDB, MongoDB, MyRocks, MySQL, Yandex ClickHouse

Join Percona Chief Evangelist Colin Charles as he covers happenings, gives pointers and provides musings on the open source database community. OSCON happened last week and was incredible. It is true there was less of a database focus, and a lot more topics covered. In fact, you’d have found it hard to find database content. There was […]

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ClickHouse Meetup in Salt Lake City

 | May 1, 2018 |  Posted In: MyRocks, MySQL, Yandex ClickHouse

ClickHouse Cloud Native Utah

Join Percona CTO Vadim Tkachenko at the Cloud Native Utah meetup in Salt Lake City on Tuesday, May 8, 2018, for an Intro to ClickHouse. Next week, I’ll be switching from MyRocks performance testing and present an introduction to ClickHouse to the Cloud Native Utah meetup. Interestingly enough, even though it is totally different from OLTP engines, […]

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Analyze MySQL Audit Logs with ClickHouse and ClickTail

 | March 29, 2018 |  Posted In: Database Monitoring, MySQL, Yandex ClickHouse

ClickHouse and ClickTail

In this blog post, I’ll look at how you can analyze MySQL audit logs (Percona Server for MySQL) with ClickHouse and ClickTail. Audit logs are available with a free plugin for Percona Server for MySQL ( Besides providing insights about activity on your server, you might need the logs for compliance purposes. However, on an active […]

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Analyze Your Raw MySQL Query Logs with ClickHouse

 | February 28, 2018 |  Posted In: Database Monitoring, Insight for DBAs, MySQL, Yandex ClickHouse

In this blog post, I’ll look at how you can analyze raw MySQL query logs with ClickHouse. For typical query performance analyses, we have an excellent tool in Percona Monitoring and Management. You may want to go deeper, though. You might be longing for the ability to query raw MySQL “slow” query logs with SQL. […]

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ClickHouse MySQL Silicon Valley Meetup Wednesday, October 25 at Uber Engineering with Percona’s CTO Vadim Tkachenko

 | October 4, 2017 |  Posted In: MySQL, Yandex ClickHouse

ClickHouse MySQL

I will be presenting at the ClickHouse MySQL Silicon Valley Meetup on Wednesday, October 25, 2017, at 6:30 PM. ClickHouse is a real-time analytical database system. Even though they’re only celebrating one year as open source software, it has already proved itself ready for the serious workloads. We will talk about ClickHouse in general, some internals […]

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Big Dataset: All Reddit Comments – Analyzing with ClickHouse

 | October 2, 2017 |  Posted In: Database Monitoring, MongoDB, MySQL, MySQL 8.0, PostgreSQL, Yandex ClickHouse


In this blog, I’ll use ClickHouse and Tabix to look at a new very large dataset for research. It is hard to come across interesting datasets, especially a big one (and by big I mean one billion rows or more). Before, I’ve used on-time airline performance available from BUREAU OF TRANSPORTATION STATISTICS. Another recent example is NYC […]

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Percona Live Europe Session Interviews with Yandex ClickHouse: A DBMS for Interactive Analytics at Scale and Quick Tour of ClickHouse Internals

 | September 27, 2017 |  Posted In: Percona Live, Yandex ClickHouse

Percona Live Europe

Percona Live Europe 2017 keeps providing excellent sessions with useful information on great open source database technologies. Yandex’s Clickhouse was one of these technologies that was well covered at the conference this year. There were several talks that featured Clickhouse this year. I was able to attend two of them. The first was a discussion of […]

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