Blogofant - Elefantisch gut! by David Schlegl

SQL

SQL Formula (Math Functions)

If you want to calculate a value with a function which is stored in the table (row or column) you can use the follwing code to execute the math formula. Replace placeholders with the...

SQL

Autonomous Transactions

PL/SQL normally treads the whole modification as a single transaction. If you want to have some part of the code as seperate transaction, you can use the functionallity of autonomous transactions. The statement PRAGMA...

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)...