Database management

SQL Server: Basic AG – One listener, multiple databases

Introduction When it is not possible to have SQL Server Enterprise and there is a need to set up an AlwaysOn cluster, it is possible to use SQL Server Standard and implement basic availability groups. However, the Standard edition of(…)

CloudNativePG – Connecting external applications

Now that we know how we can benchmark a CloudNativePG deployment, it is time to look at how we can connect external applications to the PostgreSQL cluster. Usually, applications run in the same Kubernetes cluster and(…)

SQL Server Tips: How to know how long goes a shrink ?

Few days ago, I perform a shrink on a data file to spend a little bit space on a disk.The SQL Server is a test server and the customer does not want to expand the disk. I run the shrink(…)

SQL Server: how do monitor SQL Dumps?

Few weeks ago, we had a big issue by a customer and a lot SQL Dumps was created in the SQL Server log folder. After playing fireman at the customer’s premises, we decided to set up a monitoring system for(…)

CloudNativePG – Benchmarking

Now that we’ve configured our storage in the last post, it is time to benchmark the system. One popular tool when it comes to benchmarking PostgreSQL is pgbench. This can be used(…)

Oracle 21c: Attention Log – Useful or Superflous?

Attention.log is a feature, which was introduced in Oracle Database 21c, designed to capture high-level summaries of significant database events and activities. It differs from the alert.log in following points: High-Level Summaries: The attention.log focuses on summarizing critical and significant(…)

CloudNativePG – Storage

This is the next post in the series about CloudNativePG (the previous one are here, here, here, here, here and(…)

Cleanup Audit Trail – the Full Picture

Oracle Database 23ai introduces several enhancements to unified auditing, focused on flexibility, and effectiveness. Some of the new key features are: Desupport of Traditional Auditing: Traditional auditing is desupported in Oracle 23ai, which means all auditing must now be done(…)

Oracle 23ai New Backup & Recovery Features

In this article I will give a short overview of some Backup & Recovery features in the new Oracle 23ai database. Meanwhile there are more than 300 new features in Oracle 23ai most of them reflecting artificial intelligence. I will(…)

CloudNativePG – Scaling up and down

By now, if you followed the previous posts (here, here, here, here and here), we know quite a bit about how to use(…)