Automating interactive programs execution with Expect
How we automated the creation of immudb users and databases with the help of the Expect language. Continue reading Automating interactive programs execution with Expect
Author Archives: Federico Razzoli
Cassandra login error: Cannot achieve consistency level LOCAL_ONE
Cassandra login fails with: “Cannot achieve consistency level LOCAL_ONE”? Let’s see why it happens, and how to solve the problem Continue reading Cassandra login error: Cannot achieve consistency level LOCAL_ONE
A summary of MariaDB 10.6
MariaDB 10.6 is now Generally Available! Let’s see what’s new and if it’s worth an upgrade. Continue reading A summary of MariaDB 10.6
MariaDB Ignored Indexes
Ignored Index are a MariaDB 10.6 feature that allows us to drop an index in production reducing the risks. Continue reading MariaDB Ignored Indexes
Finding Duplicate Indexes and Unused Indexes in MariaDB/MySQL
Having many indexes in our databases comes with a cost. It is good to periodically eliminate duplicate and unused indexes. Continue reading Finding Duplicate Indexes and Unused Indexes in MariaDB/MySQL
First impressions about immudb, the immutable database
Experiments and first impressions about immudb, the immutable SQL and K/V DBMS. Continue reading First impressions about immudb, the immutable database
The risks of replication filters in MariaDB and MySQL
MariaDB/MySQL replication filters may be useful, but they come with some risks that Database Administrators should be aware of. Continue reading The risks of replication filters in MariaDB and MySQL
Vettabase is now a MariaDB Foundation Technology Partner
Vettabase is a MariaDB Foundation partner. We contributed documentation about automating MariaDB deployments and configuration management. Continue reading Vettabase is now a MariaDB Foundation Technology Partner
Sizing Aria Pagecache
Aria pagecache is used to cache frequently read index blocks, reducing the accesses to disks. Let’s see how to check if its size is adequate. Continue reading Sizing Aria Pagecache
How to skip an Ansible task by default
Ansible can skip certain tasks by default. This can be useful when we automate databases. Let’s see how to do it and why. Continue reading How to skip an Ansible task by default