If letters appear disconnected or reversed, it is almost always an NLS_LANG mismatch between the registry and the database.
Character set: AR8MSWIN1256 National character set: AL16UTF16 (optional, for NCHAR/NVARCHAR2) If letters appear disconnected or reversed, it is
Try Noto Naskh Arabic or Urdu Typesetting font installed on Windows. If letters appear disconnected or reversed
The client machine must be told how to interpret the data coming from the database. If letters appear disconnected or reversed, it is