C# Oracle How to solve encoding problems?

Question

Oracle

When executing the request, I get the characters ???? (inverted) instead of the Cyrillic alphabet
How to solve the problem?

using Oracle.ManagedDataAccess.Client;
...
 string conn = "DATA SOURCE=" + Ip + ":" + Port + "/" + ServiceName + ";PASSWORD=" + Password + ";PERSIST SECURITY INFO=True;USER ID=" + Login;

Upd: DB encoding
NLS_CHARACTERSET WE8MSWIN1252

Answer 1

See what encoding is in the Oracle database. And in the same write to the database