How to set locale in PostgreSQL?

Question

PostgreSQL

I did everything as in this answer ( https://toster.ru/q/86958). As a result, the base crashed.
How to safely set the ru_RU.UTF-8 locale?

Answer 1

stackoverflow.com/questions/5090858/how-do-you-cha...

Dump your database
Drop your database,
Create new database with the different encoding
Reload your data.
Make sure the client encoding is set correctly during all this.