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WiredTiger B-Tree versus WiredTiger In-Memory: Q & A

 | November 18, 2016 |  Posted In: MongoDB

MySQL Character Sets

In this blog, I will provide answers to the Q & A for the WiredTiger B-Tree versus WiredTiger In-Memory webinar. First, I want to thank everybody for attending the October, 13 webinar. The recording and slides for the webinar are available here. Below is the list of questions that I wasn’t able to fully answer […]

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All You Need to Know About GCache (Galera-Cache)

 | November 16, 2016 |  Posted In: High-availability, MySQL, Percona XtraDB Cluster, XtraDB Cluster

GCache

This blog discusses some important aspects of GCache. Why do we need GCache? Percona XtraDB Cluster is a multi-master topology, where a transaction executed on one node is replicated on another node(s) of the cluster. This transaction is then copied over from the group channel to Galera-Cache followed by apply action. The cache can be discarded immediately […]

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Is Docker Good for Your Database?

 | November 16, 2016 |  Posted In: Docker, MongoDB, MySQL, Solutions Engineering

Docker

This blog post reviews the appropriateness of Docker and other container solutions for your database environment. A few weeks back, I wrote a fairly high-level blog post about containers. It covered what you should consider when thinking about using Docker, rkt, LXC, etc. I hope you’ve taken the chance to give it a quick read. It’s a […]

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Webinar Thursday, November 17: MySQL High Availability with Percona XtraDB Cluster 5.7

 | November 15, 2016 |  Posted In: High-availability, MySQL, Percona XtraDB Cluster, Technical Webinars

Percona XtraDB Cluster 5.7

Join Percona’s Percona XtraDB Cluster Lead Software Engineer Krunal Bauskar for a webinar on Thursday, November 17, 2016, at 7:30 am PST on MySQL High Availability with Percona XtraDB Cluster 5.7. Percona XtraDB Cluster 5.7 is our brand new MySQL 5.7 compatible Galera-based high availability (HA) solution. Whether you’re new to MySQL clustering technology, or […]

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Percona Monitoring and Management 1.0.6 is now available

 | November 15, 2016 |  Posted In: Events and Announcements, MongoDB, MySQL, Percona Monitoring and Management, Percona Software, ProxySQL

Percona Monitoring and Management

Percona announces the release of Percona Monitoring and Management 1.0.6 on November 15, 2016. PMM Server is distributed through Docker Hub PMM Client packages are available on the download page The instructions for installing or upgrading Percona Monitoring and Management 1.0.6 are available in the documentation. Detailed release notes are available here. New in PMM Server: Prometheus […]

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MongoDB Through a MySQL Lens

 | November 14, 2016 |  Posted In: MongoDB, MySQL, Solutions Engineering

MongoDB and MySQL

This blog post looks at MongoDB and MySQL, and covers high-level MongoDB strengths, weaknesses, features, and uses from the perspective of an SQL user. Delving into NoSQL coming from an exclusively SQL background can seem like a daunting task. I have worked with SQL in both small MySQL environments and large Oracle SQL environments.  When is […]

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Is Your Query Cache Really Disabled?

and  | November 11, 2016 |  Posted In: MySQL

Query Cache

This blog post was motivated by an internal discussion about how to fully disable query cache in MySQL. According to the manual, we should be able to disable “Query Cache” on the fly by changing query_cache_type to 0, but as we will show this is not fully true. This blog will show you how to properly disable “query […]

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