Blogofant - Elefantisch gut! by David Schlegl

SQL

SQL Aggregation

Aggregation Cube If you have dimensions, you can use the cube function. Imagine you have the dimensions time, state and product. When you use the cube function, you can get an insight of these...

Rachau Aussichtsturm

The “Wipfelwanderweg” Rachau

Standing high above and overlook the mountains and pastures of the Mur Valley. No, it is not a new observation tower but you are standing in the woods. With the treetops at your fingertips...

Ulm Ulmer Muenster

Ulm in 3 hours – 180 minutes in Ulm

Ulm at the Danube in 3 hours – that’s why it is worth visiting The university town of Ulm is located next to the border to Bavaria in Baden-Württemberg in Germany. The idyllic Ulm...

falg aw

Aruba buses

The bus system in Aruba is well developed and largely corresponds to European and American standards. The buses leave the main terminal on time and go to the respective terminus. Depending on the traffic...

Fluessigluft Batterie 1

Liquid air batteries as control energy

Solar energy from solar power – so far so good. But at night? Darkness – no electricity. For this reason, there are only two options: storing energy, for example in batteries (keyword balancing energy)...

Corona Virus Bakterien 1

Protection against bacteria and viruses

A lot is already known about viruses: They love cool temperatures and high humidity. Many germs also need a nutrient medium to survive. This also depends on the surface structure of the germs and...