HBase and Phoenix on Azure: adventures in abstraction

One of my favourite essays by Joel Spolsky (he of Stack Overflow fame) is “The law of leaky abstractions”. In it he describes how the prevalence of layers of abstraction – be it coding languages or libraries or frameworks – have helped us accelerate our productivity. We don’t have to talk directly to a database engine because we can let our SQL do that for us; we don’t have to implement map reduce jobs in java anymore because we can use Hive; we don’t have to… well, you get the idea. Weiterlesen

Comparing Cloud Providers: Amazon vs. Google vs. Microsoft

If you ask a developer about their favorite programming language, the answer will most likely be the one they are most familiar with. The same applies to decisions about which public cloud provider to choose. In this post we’ll take a look at a different approach, which allows us to compare the three big public cloud providers (Amazon, Google and Microsoft) in a reproducible way. To be more precise, we’ll take a look at the Infrastructure as a Service (IaaS) offerings with some glances to additional services in the field of cloud computing. Weiterlesen

Azure Data Factory Copy Wizard: Review

Ich beschäftige mich bereits seit einiger Zeit mit der Azure Data Factory, habe neben Real-World Kunden, Projekten und Vorträgen auch schon Hands-On Workshops dafür konzipiert und durchgeführt. Ich habe mir die jüngste Weiterentwicklung, den „Copy Wizard“ in Vorbereitung eines Vortrags bei der SQL PASS Community schon mal etwas genauer angesehen und möchte meine Erfahrungen in diesem Blog-Eintrag gerne teilen. Weiterlesen