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Tracing MongoDB Queries to Code with Cursor Comments

 | June 21, 2017 |  Posted In: Insight for DBAs, Insight for Developers, MongoDB

Tracing MongoDB Queries

In this short blog post, we will discuss a helpful feature for tracing MongoDB queries: Cursor Comments. Cursor Comments Much like other database systems, MongoDB supports the ability for application developers to set comment strings on their database queries using the Cursor Comment feature. This feature is very useful for both DBAs and developers for quickly […]

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Percona Monitoring and Management 1.1.4 is Now Available

 | May 29, 2017 |  Posted In: Database Monitoring, Docker, Events and Announcements, Insight for Developers, MariaDB, MongoDB, MySQL, Orchestrator, Percona Monitoring and Management, Percona Server, Percona Server for MongoDB, Percona Software, PMM, Prometheus, ProxySQL

Percona Monitoring and Management

Percona announces the release of Percona Monitoring and Management 1.1.4 on May 29, 2017. For installation instructions, see the Deployment Guide. This release includes experimental support for MongoDB in Query Analytics, including updated QAN interface.

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Percona-Lab/mongodb_consistent_backup: 1.0 Release Explained

 | May 10, 2017 |  Posted In: Backups, Insight for DBAs, Insight for Developers, MongoDB

mongodb_consistent_backup

In this blog post, I will cover the Percona-Lab/mongodb_consistent_backup tool and the improvements in the 1.0.1 release of the tool. Percona-Lab/mongodb_consistent_backup mongodb_consistent_backup is a tool for performing cluster consistent backups on MongoDB clusters or single-replica sets. This tool is open source Python code, developed by Percona and published under our Percona-Lab GitHub repository. Percona-Lab is […]

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Percona University in Europe May 9 and May 11

 | May 2, 2017 |  Posted In: Insight for DBAs, Insight for Developers, MongoDB, MySQL, Percona University

Percona University

In 2013 we started Percona University, which consists of technology discussion events held in different cities around the world. The next installments of Percona University in Europe are next week when I fly there for Percona University Berlin (May 9) and Percona University Budapest (May 11). Both events are free to attend, and you are […]

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Percona Live 2017: Deploying MongoDB on Public Clouds

 | April 26, 2017 |  Posted In: Cloud and NoSQL, Insight for DBAs, Insight for Developers, Percona Live

MongoDB on Public Clouds

Today at Percona Live 2017, the afternoon is jam-packed with open source technology lectures filled with community members eager for the latest on the best strategies – including how you should deploy MongoDB on public clouds. Dharshan Rangegowda (CEO of ScaleGrid) discussed deploying MongoDB on public clouds. ScaleGrid provides a fully managed Database-as-a-Service (DBaaS) solution […]

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Percona Live 2017: Day Two Keynotes

 | April 26, 2017 |  Posted In: Big Data, InnoDB, Insight for DBAs, Insight for Developers, MySQL, MySQL 8.0, Percona Live

Percona Live

Welcome to the second day of the Percona Live Open Source Database Conference 2017, and the second set of Percona Live keynotes! It’s a bit rainy outside today, but that isn’t bothering the Percona Live attendees (we’re all indoors learning about new open source technologies)! Day two of the conference kicked off with another four keynote […]

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Better Than Linear Scaling

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

Scalability

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 […]

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Dealing with MySQL Error Code 1215: “Cannot add foreign key constraint”

 | April 6, 2017 |  Posted In: Insight for DBAs, Insight for Developers, MySQL

MySQL error code 1215

In this blog, we’ll look at how to resolve MySQL error code 1215: “Cannot add foreign key constraint”. Our Support customers often come to us with things like “My database deployment fails with error 1215”, “Am trying to create a foreign key and can’t get it working” or “Why am I unable to create a […]

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New MariaDB Dashboard in Percona Monitoring and Management Metrics Monitor

 | April 3, 2017 |  Posted In: Events and Announcements, InnoDB, Insight for DBAs, Insight for Developers, MariaDB, MySQL, Percona Monitoring and Management, Percona Server, Percona Software, PMM

MariaDB

In honor of the upcoming MariaDB M17 conference in New York City on April 11-12, we have enhanced Percona Monitoring and Management (PMM) Metrics Monitor with a new MariaDB Dashboard and multiple new graphs! The Percona Monitoring and Management MariaDB Dashboard builds on the efforts of the MariaDB development team to instrument the Aria Storage Engine Status Variables related […]

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Upgrading to Percona Server for MongoDB 3.4 from Previous Versions

 | March 15, 2017 |  Posted In: Insight for DBAs, Insight for Developers, MongoDB

MMAPv1

This post is another in the series on the Percona Server for MongoDB 3.4 bundle release. In this blog post, we will walk through upgrading to Percona Server for MongoDB 3.4 from a previous MongoDB version. We will highlight the important details to guarantee the successful completion of this task in your environment. MongoDB 3.4 was just released, and […]

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