Monthly Archives - December 2017

Percona Server for MySQL 5.5.58-38.10 is Now Available

percona server for MySQL

Percona announces the release of Percona Server for MySQL 5.5.58-38.10 on December 7, 2017. Based on MySQL 5.5.58, including all the bug fixes in it, Percona Server for MySQL 5.5.58-38.10 is now the current stable release in the 5.5 series.
Percona Server for MySQL is open-source and free. You can find release details in the 5.5.58-38.10 milestone […]

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MongoDB 3.6 Community Is Here!

Running MongoDB

By now you surely know MongoDB 3.6 Community became generally available on Dec 5, 2017. Of course, this is great news: it has some big ticket items that we are all excited about! But I want to also talk about my general thoughts on this release.
It is always a good idea for your internal […]

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Webinar Thursday, December 7, 2017: Percona XtraDB Cluster (PXC) 101

High Availability

Join Percona’s Software Engineer (PXC Lead), Krunal Bauskar as he presents Percona XtraDB Cluster 101 on Thursday, December 7, 2017, at 7:00 am PST / 10:00 am EST (UTC-8).
Tags: Percona XtraDB Cluster, MySQL, High Availability, Clustering
Experience Level: Beginner
Percona XtraDB Cluster (PXC) is a multi-master solution that offers virtual synchronous replication among clustering node. It […]

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MySQL 8.0 Window Functions: A Quick Taste

Window Functions

In this post, we’ll briefly look at window functions in MySQL 8.0.
One of the major features coming to MySQL 8.0 is the support of Window functions. The detailed documentation is already available here Window functions. I wanted to take a quick look at the cases where window functions help.
Probably one the most frequent limitations in MySQL […]

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Webinar Wednesday, December 6, 2017: Gain a MongoDB Advantage with the Percona Memory Engine

Percona Memory Engine

Join Percona’s, CTO, Vadim Tkachenko as he presents Gain a MongoDB Advantage with the Percona Memory Engine on Wednesday, December 6, 2017, at 11:00 am PST / 2:00 pm EST (UTC-8).
Experience: Entry Level to Intermediate
Tags: Developer, DBAs, Operations
Looking for the performance of Redis or Memcache, the expressiveness of the MongoDB query language and simple […]

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Internal Temporary Tables in MySQL 5.7

InnoDB row operations graph from PMM

In this blog post, I investigate a case of spiking InnoDB Rows inserted in the absence of a write query, and find internal temporary tables to be the culprit.
Recently I was investigating an interesting case for a customer. We could see the regular spikes on a graph depicting “InnoDB rows inserted” metric (jumping from […]

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Percona Monitoring and Management 1.5: QAN in Grafana Interface

Percona-Monitoring-and-Management-1.5-QAN-1 small

In this post, we’ll examine how we’ve improved the GUI layout for Percona Monitoring and Management 1.5 by moving the Query Analytics (QAN) functions into the Grafana interface.
For Percona Monitoring and Management users, you might notice that QAN appears a little differently in our 1.5 release. We’ve taken steps to unify the PMM interface […]

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This Week in Data with Colin Charles 17: AWS Re:Invent, a New Book on MySQL Cluster and Another Call Out for Percona Live 2018

Colin Charles

Join Percona Chief Evangelist Colin Charles as he covers happenings, gives pointers and provides musings on the open source database community.
The CFP for Percona Live Santa Clara 2018 closes December 22, 2017: please consider submitting as soon as possible. We want to make an early announcement of talks, so we’ll definitely do a first pass […]

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