Community Blog — Page 21

In the context of providing managed WordPress hosting services, at Presslabs we operate with lots of small to medium-sized databases, in a DB-per-service model,...

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MySQL has locking capabilities, for example table and row level locking, and such locks are needed to control data integrity in multi-user concurrency. Deadlock...

The goal of this tutorial is to show you how to use multi-master to aggregate databases with the same name, but different data from different masters, on the sa...

MongoDB ships powerful features in each release. The new release brings new features while revisions add bug fixes, security patches or improvements to existing...

I was recently asked a question by mail about MySQL Lossless Semi-Synchronous Replication. As I think the answer could benefit many people, I am answering it in...

In this post, I provide an illustration of how to use Pentaho Data Integration (PDI) tool to set up external dictionaries in MySQL to support ClickHouse. Althou...

Amazon RDS for MySQL offers the option to automate minor version upgrades using the minor version upgrade policy, a property that lets you decide if Amazon is a...

MariaDB 10.3 is now generally available (10.3.7 was released GA on 2018-05-25). The article What’s New in MariaDB Server 10.3 by the MariaDB Corporation lists t...

When we released TiDB 2.0 in April, part of that announcement also included the release of TiSpark 1.0–an integral part of the TiDB platform that makes complex ...

Modern applications often feature the use of data in many different languages. This is often true even of applications that only offer a user facing interface i...

Since summer 2017, Amazon RDS supports encryption at rest using AWS Key Management Service (KMS) for db.t2.small and db.t2.medium database instances, making the...