Database management

Oracle DMK release 2.2.0 new features / Windows support.

DMK is a Database Management Kit that can be used in various database environments. It simplifies command-line tasks for Databases Administrator on Unix and Windows systems. It supports multiple databases including Oracle, MongoDB, MariaDB, and PostgreSQL. It also includes additional modules for(…)

Guidance for a SQL Server backup strategy in AWS EC2

INTRODUCTION S3 storage is the most resilient and available service in AWS: is a trusted service for storing backups over the long term. From a Windows Server machine, in AWS EC2 or elsewhere, the easiest and most(…)

Random permission denied when backing up SQL Server databases to AWS Storage Gateway

Before addressing the issue of backup size reduction with compression enabled, let me provide some context. When SQL Server is hosted on AWS EC2 instances, you’ll need to manage the backup strategy appropriate to your business. In(…)

Optimize materialization of Exadata PDB sparse clones

Well, this blog is unfortunately reserved to DBA folk running Oracle engineered systems #Exadata, #ExaCC, #ExaCS and Oracle Multitenant database (aka. CDB) architecture.One of our #ExaCC customer has a strong DevOps focused business and heavily relies on Exadata sparse(…)

SQL Server 2025 – AG Commit Time

SQL Server 2025 preview has been publicly available for a week now: you can find all the details in this blog “SQL Server 2025 Public Preview and SSMS 21 now available“.In this blog, I want to make an(…)

SQL Server 2025 – ZSTD – A new compression algorithm for backups

Introduction SQL Server 2025 introduces a new algorithm for backup compression: ZSTD. As a result, SQL Server 2025 now offers three solutions for backup compression: MS_XPRESS QAT ZSTD In this blog, we will compare MS_XPRESS and ZSTD. Environment(…)

Using dlt to get data from Db2 to PostgreSQL

For a recent project at one of our customers we needed to get data from a Db2 database into PostgreSQL. The first solution we thought of was the foreign data wrapper for Db2. This is(…)

SQL Server 2025 – Standard Developer edition

Introduction The arrival of SQL Server 2025 introduces the Standard Developer edition, allowing companies to deploy across all development, quality and testing environments using an edition equivalent to the Standard Edition without having to pay the associated licensing fees.

SQLDay 2025 – Wrocław – Sessions

After a packed workshop day, the SQLDay conference officially kicked off on Tuesday with a series of sessions covering cloud, DevOps, Microsoft Fabric, AI, and more. Here is a short overview of the sessions I attended on the first(…)

SQLDay 2025 – Wrocław – Workshops

I had the chance to attend SQLDay 2025 in Wrocław, one of the largest Microsoft Data Platform conferences in Central Europe. The event gathers a wide range of professionals, from database administrators to data engineers and Power BI developers.