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MySQL users management using ProxySQL Tools

Recently, we have implemented a set of new commands in ProxySQL Tools to manage MySQL users. You can create, delete, and modify users from command line. There are commands:

You can set a user’s password can be set at time of creation with —-password option or later on with  set_password sub-command. Create user Let’s add MySQL […]

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How to backup MySQL 5.7

If you ever tried to backup MySQL 5.7 with Percona Xtrabackup that comes in percona-xtrabackup package most likely you got error message like this:

This happens because percona-xtrabackup actually installs version 2.3 that doesn’t support MySQL 5.7. To take copies from MySQL 5.7 you need to use Percona XtraBackup version 2.4 and higher. Starting from […]

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ProxySQL Monitoring with Datadog

Introduction ProxySQL is a high performance proxy for MySQL and its forks. One of the key features is its ability to handle hundreds of thousands of connections with very low overhead. Some of the other key features are query caching, traffic mirroring, query routing and pluggable architecture. It is also the only open source proxy […]

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Show differences found by pt-table-checksum

TwinDB Table Compare

pt-table-checksum perfectly solves problem of checking if master and its slaves are in-sync. It answers the question “Are the slaves consistent with the master?”. However if the answer is “No” pt-table-checksum doesn’t actually tell what exactly is different.

pt-table-sync may give a partial answer. It can print SQL statements to sync the replication cluster. Reading the SQL […]

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TwinDB talks on Percona Live 2016

Percona Live is a Christmas in MySQL world. It’s time when all friends and family gather over a glass of beer. Everyone is talking about achievements of the last year and make New Year resolutions for a next one. There will be two talks from TwinDB this year. One is about data recovery and one […]

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