MongoDB

 MongoDB is an open source, document-based database management system that does not require a table schema description. MongoDB - classified as NoSQL and uses JSON-like documents and a database schema. If all four previous DBMSs are well known to most IT professionals, then few have heard of MongoDB. But she confidently takes the 5th line in almost all ratings. And as a result, in our ranking, she also occupies the 5th position.

Descending triangle- Нисходящий треугольник

 Descending triangle


Descending Triangle" - a pattern of continuation of the downward trend. It is formed between the horizontal support level and the descending resistance line. After the price closes below the support level, sales are recommended, the target of working out is the value of the pattern base (H) in points.


With a descending triangle, one side of the pattern is formed by horizontal support, the other by falling highs. The descending triangle is the exact opposite of the ascending one. With this figure, traders are looking for entry points after the breakdown of support or a rollback to it.