Eitan Blumin is a SQL Server Generalist consultant with decades of experience in all fields relating to Microsoft SQL Server databases (since the year 2005), including but not limited to: Database design, management, TSQL programming, performance tuning, replication, backup management, security management, high availability and disaster recovery, SSIS, SSRS, encryption, migrations and more.

Eitan Blumin is currently working as a Senior SQL Server Consultant and Team Leader at Madeira Data Solutions. Other than his day-to-day consultant work, he also co-hosts the popular “SQL Server Radio” podcast with Guy Glantser, writes professional materials for the SQL Server community, delivers professional presentations and courses, and serves as a pivotal source of expert knowledge for the Madeira team.


Eitan is also a Microsoft certified professional with MCSE and MCSA certificates. You can view all of Eitan’s Microsoft certificates here.

SQL Server Radio Podcast

Starting early 2020, Eitan has also started co-hosting the SQL Server Radio podcast.

Latest Blog Posts

  • How to Protect SQL Server from Hackers and Penetration Tests
    On June 3rd, the InfosecMatter blog published a post titled “Top #10 Vulnerabilities: Internal Infrastructure Pentest“. This blog post detailed the top most common vulnerabilities in Windows servers and networks found during more than 60 internal infrastructure penetration tests around the world. After reading this article, I was prompted to actively look for similar resources […]
  • T-SQL Tuesday 128 – Learn from Others
    This month’s #tsql2sday is hosted by the @AirborneGeek who asks us to learn from others’ mistakes. Hey, that’s my job description! Read on for more juicy details.
  • Migrating from CosmosDB to SQL Server
    Wherever you look, you find tools and resources to help you migrate from something that is not Cosmos DB, to Cosmos DB. The Cosmos DB migration utility tool can only export a JSON file at most, but that can rarely be good enough if you need to move around more than a handful of documents. It took me a while to realize that I’m not going to find a publicly available migration tool for the job. So, I decided to make my own.
  • T-SQL Tuesday 127 – Tips and Tricks to Automate Your Life
    This month’s #tsql2sday is hosted by Ken Fisher (b|t) who asks us to share tips unrelated to database systems. I will take this opportunity to talk about what you can do to easily automate a lot of your daily tasks, and never miss a thing.
  • PASS Summit 2020 has gone virtual – register now for a discount!
    Considering the whole COVID-19 mess that is happening this year, events being cancelled and re-launched in a virtual form… Is it any wonder that the PASS Summit is joining the trend as well? I’d be quite disappointed if it hadn’t. So, great news!
  • Planning a Migration from Azure SQL DB to Azure Managed Instance
    If a lot of missing features in your #Azure SQL DB are getting in the way, you may consider Azure SQL Managed Instance as an alternative. But how to migrate? Is it even possible? Read to find out.


You can also find Eitan Blumin in these networks:

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