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Percona

Percona is the only company that delivers enterprise-class software, support, consulting and managed services solutions for both MySQL® and MongoDB...

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  • 24 Contributors

Expert Spotlight
Database Administrator / Software Engineer

Over 20 years of experience as an Application Architect/Developer, a Database Administrator, and a PM focusing on performance.

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tail log backup of MySQL

22
hi,

I am checking the way to do the tail log backup for any MySQL, like MariaDB and Percona xtraDB …
Article

Three Things to Consider When Thinking About Containers

Containers like Docker and Rocket are getting more popular every day. In my conversations with customers, they consistently ask what containers are and how they can use them in their environment. If you’re as curious as most people, read on. . .
Article

Myth Busting: MongoDB Scalability (it scales!)

Recently I was talking with Tim Sharp, one of my colleagues from our Technical Account Manager team about MongoDB’s scalability. While doing some quick training with some of the Percona team, Tim brought something to my attention...
Article

MySQL and MongoDB Alerting with Percona Monitoring and Management and Grafana

This post contains step-by-step instructions for setting up alerting in Percona Monitoring and Management (PMM) using Grafana.
Article

Database Solutions Engineer FAQs

In this series, we will discuss common questions received as a database Solutions Engineer at Percona. In this role, we speak with a wide array of MySQL and MongoDB users responsible for both extremely large and complex environments to smaller single-server environments.
Article

MongoDB Through a MySQL Lens

This post looks at MongoDB and MySQL, and covers high-level MongoDB strengths, weaknesses, features, and uses from the perspective of an SQL user.
Video
Post

Join Percona’s MySQL Practice Manager Kenny Gryp and QA …

Join Percona’s MySQL Practice Manager Kenny Gryp and QA Engineer, Ramesh Sivaraman as they present …
Troubleshooting Solution

my percona xtraDB cluster suddently dead and how to fix it

30
hi,

my PXC is down and this is the error message I got from error log:


any idea on why it even can't …
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DB native to the cloud

18
hi,

from time to time I hear people said as MySQL is more native to the cloud, so they choose MySQL …
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after ran the mysqltuner.pl for percona xtaDB cluster 8.0.19 , I need to understand it

14
hi,

I just built up a percona xtraDB cluster 8.0.19 and found out the existing global variable for …
Troubleshooting Solution

change of mysql server data directory.

11
Hi,

Now we have add one more volume for Peronca XtaDB cluster data as we know the data we are going …
Troubleshooting Solution
Troubleshooting Solution

"Communications link failure" from web server WildFly 9.0.2 which connect to ProxySQL

8
hi,

We have percona xtracluster MysQL cluster as the backend DB server, we have a web application …
Troubleshooting Solution

THE PROXYSQL-ADMIN TOOL WITH PROXYSQL V2

15
hi,

I am following percona xtraDB cluster 8.0.19 installation guide and when I go to this section
THE …
Troubleshooting Solution

running pt-query-digest for percona xtraDB cluster 8.0.19

6
hi,

Today want to make sure this toolkit works:
Troubleshooting Solution

Error message when restoring percona xtraDB cluster 8.0.19

5
hi,

1) Today when restoring one of the DB by mysqldump, it said:

ERROR 1231 (42000) at line 1222: …
Troubleshooting Solution

Percona xtraDB cluster 8.0.19 ERROR 1067 (42000) at line 42: Invalid default value for 'LAST_UPD_DT'

4
hi,
when applying a mysql database dump from percona xtraDB cluster 5.7 to 8.0.19, there is an error: …
Video
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percona, MySQL and MariaDB

5
hi,

May I know the difference between Percona xtra Cluster, MySQL InnoDB cluster and MariaDB Galeria …

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