Johan Åhlén
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5-year anniversary on Spotify

It is soon time for me to celebrate 5 years since my first launch on Spotify! One fun thing about Spotify is the statistics available for artists. There I can now see that I have had over 1 million streams and how… Read More »

Society
Music Spotify
Johan Åhlén

New blog with my technical articles: www.how2code.info

I have now started a new blog for my technical articles. There I will be writing about Microsoft Azure, Data Management, Artificial Intelligence, Business Intelligence and Data Warehousing. www.how2code.info Welcome!

Science
Azure Business Intelligence
Johan Åhlén

Code-Breaking and Escape Room solving resources

Stuck with a logic puzzle? Looking for cryptanalysis, code-breaking or decoding tools? Boxentriq now includes a section of resources for solving logical puzzles, code-breaking, geocaching mystery caches, CTFs, escape room games, or even the Cicada 3301 challenges. These resources of course also… Read More »

Science
Boxentriq Code-breaking
Johan Åhlén

Introduction to Azure SQL Data Warehouse

Azure SQL Data Warehouse

On the surface it may look similar to an ordinary SQL Database, but inside the Azure SQL Data Warehouse is a tremendously powerful Massively Parallel Processing (MPP) engine. Originally there was the SQL Server Parallel Data Warehouse (PDW) applicance, which cost in… Read More »

Science
Azure SQL Data Warehouse
Johan Åhlén

Getting started with Azure SQL Elastic Database Pools

Azure SQL Elastic Database Pool

Elastic pools provide a simple and cost effective solution for running multiple Azure SQL Databases with a fixed budget. The price of an elastic database pool is based only on the total resources allocated for the databases, and is independent of the… Read More »

Science
Azure SQL Database Elastic Pool
Johan Åhlén

Easily manage your NoSQL Azure databases with Azure Storage Explorer

Azure Storage Explorer is a free tool that enables you to easily access your Azure Cosmos DB, Azure Data Lake or Azure Storage data. If you have worked with relational databases, for example SQL Server, you know the importance of a tool… Read More »

Science
Azure Cosmos DB Azure Storage Explorer
Johan Åhlén

Build Your First Planet-Scale App With Azure Cosmos DB

My article, Build Your First Planet-Scale App With Azure Cosmos DB, has now been published on the Microsoft MVP Award Program Blog: Azure Cosmos DB is Microsoft’s distributed, multi-model cloud database service for managing data at planet-scale. It started in 2010 as “Project… Read More »

Science
Azure Azure Cosmos DB
Johan Åhlén

Planetzine – my latest demo Azure Cosmos DB application, now available on GitHub

Azure Cosmos DB

Planetzine is an open source sample application, that show how to build a news web app that uses a globally distributed Azure Cosmos DB setup. It demonstrates the following functionality: Reading from the nearest database location (“local reads”) Search articles by author,… Read More »

Science
Azure Azure Cosmos DB
Johan Åhlén

What is Azure Cosmos DB and how do you get started using it?

Azure Cosmos DB

Azure Cosmos DB is the world’s first globally distributed multi-model database service, that lets you elastically scale throughput and storage across any number of geographical regions while guaranteeing low latency, high availability and consistency. It was launched in May 2017 and was… Read More »

Science
Azure Cosmos DB
Johan Åhlén

My presentation material from SQL Nexus 2017

SQL Server logo

This is a follow up to my post I will speak at SQL Nexus 1-3 May in Copenhagen. It’s been another great conference and I’m honored to have been selected as a speaker. As promised during the presentation, here is my slide deck… Read More »

Science
SQL Server SQL Server Temporal Tables
Johan Åhlén
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