Buy Percona ServicesBuy Now!

Massive Parallel Log Processing with ClickHouse

 | September 13, 2017 |  Posted In: Database Monitoring, Insight for DBAs, MySQL, Yandex ClickHouse


In this blog, I’ll look at how to use ClickHouse for parallel log processing. Percona is seen primarily for our expertise in MySQL and MongoDB (at this time), but neither is quite suitable to perform heavy analytical workloads. There is a need to analyze data sets, and a very popular task is crunching log files. Below […]

Read More

Nested Data Structures in ClickHouse

 | August 30, 2017 |  Posted In: Column Store Database, MySQL, Percona Monitoring and Management

Nested Data Structures

In this blog post, we’ll look at nested data structures in ClickHouse and how this can be used with PMM to look at queries. Nested structures are not common in Relational Database Management Systems. Usually, it’s just flat tables. Sometimes it would be convenient to store unstructured information in structured databases. We are working to adapt ClickHouse […]

Read More

ClickHouse in a General Analytical Workload (Based on a Star Schema Benchmark)

 | June 22, 2017 |  Posted In: Benchmarks, MySQL, Performance Schema


In this blog post, we’ll look at how ClickHouse performs in a general analytical workload using the star schema benchmark test. We have mentioned ClickHouse in some recent posts (ClickHouse: New Open Source Columnar Database, Column Store Database Benchmarks: MariaDB ColumnStore vs. Clickhouse vs. Apache Spark), where it showed excellent results. ClickHouse by itself seems […]

Read More

Better Than Linear Scaling

 | April 22, 2017 |  Posted In: Hardware and Storage, High-availability, Insight for DBAs, Insight for Developers, MySQL


In this blog, we’ll look at how to achieve better-than-linear scaling. Scalability is the capability of a system, network or process to handle a growing amount of work, or its potential to be enlarged to accommodate that growth. For example, we consider a system scalable if it is capable of increasing its total output under […]

Read More

Performance improvements in Percona XtraDB Cluster 5.7.17-29.20

and  | April 19, 2017 |  Posted In: MySQL, Percona XtraDB Cluster

Percona XtraDB Cluster

In our latest release of Percona XtraDB Cluster, we’ve introduced major performance improvements to the MySQLwrite-set replication layer. In this post, we want to show what these improvements look like. For the test, we used the sysbench OLTP_RW, UPDATE_KEY and UPDATE_NOKEY workloads with 100 tables, 4mln rows each, which gives about 100GB of datasize. In all […]

Read More

Run Percona Server on Bash on Windows on Ubuntu

 | April 14, 2017 |  Posted In: MySQL

Bash on Windows on Ubuntu

In this post, I’ll explain how to run Percona Server for MySQL and Percona Server for MongoDB on Bash on Windows on Ubuntu. We are getting a good number of questions about whether Percona Server (for both MySQL and MongoDB) is available for Windows for evaluation or development purposes. I want to provide a guide to how to […]

Read More

What’s Next for SQL Databases?

 | March 27, 2017 |  Posted In: MySQL

SQL Databases

In this blog, I’ll go over my thoughts on what we can expect in the world of SQL databases. After reading Baron’s prediction on databases, here: I want to provide my own view on what’s coming up next for SQL databases. I think we live in interesting times, when we can see the beginning of […]

Read More