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Alain Klein

Alain Klein brings more than 25 years of experience in Information Technology, including Oracle DBA roles on the 9i, 10g, and 11g versions. Today he works with current Oracle Database releases across database architecture, migration and upgrade projects on-premises, disaster recovery (Data Guard), and backup and recoverability (RMAN, Flashback). Prior to dbi services, he worked for 21 years at DIGORA, a French IT services provider, and more than two years at A2i Proxim as Support Operator for the Adonix V3/X3 (now Sage X3) ERP software. Alain holds a Diplôme d'Études Supérieures Spécialisées (DESS) in Industrial Management and Innovation from the University of Strasbourg.

5 posts since November 2025

Archiving Oracle databases with SIARD Suite

One of our customers needed to archive a 4T Oracle database. Several options have been chosen, one of them being archiving the data to SIARD format using SIARD Suite from Swiss Federal Archives. This blog posts explains the basics: what SIARD Suite is, how it works, and examples in command line mode. Meeting SIARD Suite SIARD Suite is software developed… 

Exascale new clone and snapshot capabilities

One of the most game changing capabilities of Exascale are the new clone and snapshot features compared to previous options available with ASM / ACFS. And since the business requirements for clones or snapshots to be made available rapidly and conveniently are rising, Exascale comes in rescue for IT operations to quickly provide storage efficient copies of production databases, even… 

Exascale storage architecture

In the first article, we discovered Exascale from a high level overview with a focus on Exascale Infrastructure. In this new article, we will dive into the Exascale storage architecture, with details about the physical components as well as the services and processes managing this new storage management approach for Exadata. In this blog post, we will explore the Exascale… 

Exascale Infrastructure : new flavor of Exadata Database Service

Oracle unveiled Exadata Database Service on Exascale Infrastructure in summer 2024. In this blog post, the first of a series dedicated to Exascale, we will dive into its architecture after a brief presentation of what Exascale is. Introduction Exadata on Exascale Infrastructure is a new deployment option for Exadata Database Service. It comes in addition to the well known Exadata…