How to connect to PostgreSQL database using pgAdmin 4?

 How to connect to PostgreSQL database using pgAdmin 4? In order to set up a connection to the PostgreSQL database, run pgAdmin 4, for example, from the Start menu. As a result, pgAdmin 4 will start. Then click the menu "Object->Create->Server" or right-click on the item "Servers" and select "Create->Server". The server connection settings window will open. On the General tab, we invent and enter the name of our server in the Name field. On the Connection tab, enter the server IP address, username, password, and if you want, you can check the “Save password?” to save the password and not to enter it every time you connect. If the standard port (5432) of the PostgreSQL server has been changed, then you also need to change it here. Press the "Save" button. Note! The PostgreSQL server must be installed, configured and running. We considered an example of installing and configuring PostgreSQL DBMS on Linux Debian in the material “Installing ...

Wedge-Wedge

 Wedge Bull Wedge


In an uptrend, a trader may see a bearish or bullish wedge. Unlike triangles, wedges do not have a flat side. Both sides are tilted in the same direction.


With a bullish (descending) wedge, local lows are updated. At the same time, the price in the range slows down. Therefore, on a rising chart, a bullish wedge looks like a small correction. The highs and lows of the wedge are approaching. Typically, traders open short positions after breaking through the upper boundary of the bullish wedge.


bearish wedge

A bearish (rising) wedge forms similarly to a bullish one. The difference is that local maxima are updated. The price in the decreasing range is slowing down. With a bearish wedge, a trend reversal or a subsequent correction is possible.