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 lies at an altitude of 479 meters centered at the extremely eastern edge of the state. At the moment the inhabitants … Read more
In the Battle Royal area, Call of Duty Mobile has a new mode for a few days: The Tank Battle as the official name is. The mode can only be played by four people, although many players have not yet fully understood the principle. For this reason, here are a few tips and tricks as … Read more
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 situation and traffic jams as well as passengers, this can take different lengths of time. Once arrived, the buses drive back … Read more
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) or transporting between two regions of the earth (model China). When it comes to transportation, China is currently planning to build … Read more
Alternative renewable energy – a term that has been branded in recent years. The key words here are a lot of wind, sun, water, geothermal energy and biomass. Today it is about a new technology in the field of water, the so-called drop generator. This can generate energy from a small amount of water (a … Read more
The corona virus is worldwide – and yet special in some regions. It is surprising, however, that cruise ships in particular suffer from it. Many people are in a confined space and share many common areas. The German Federal Foreign Office also points to an increased quarantine risk on cruise ships. This post is about … Read more
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 the surface structure of the contaminated area. Due to the current situation (2020), this contribution makes a major reference to the … Read more
This article tries to give you various tips and possibilities to protect yourself against viruses, bacteria and currently especially the Corona Virus in the workplace. This post shows various ways you can better protect yourself. However, this article cannot offer you 100% protection. However, it at least lowers the risk considerably – so that you … Read more
Write protection can be applied to tables. This prevents DDL (Data Definition Language) and DML (Data Manipulation Language) changes during maintenance mode. The statement: ALTER TABLE tablename READ ONLY; — nur mehr lesbar ALTER TABLE tablename READ WRITE; — Read and write possible VIEWs can be equipped with a WITH READ ONLY option. This ensures … Read more
In principle, Snippet and Code Template serve the same purpose: Previously created code is inserted at the desired location. The only difference between the two tools is the paste option. Snippets require the Snippets window first. This can be dragged to any location in the SQL Developer. In addition, the snippets are divided into different … Read more
