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How to change the NLS_NCHAR_CHARACTERSET from WE8ISO8859P1 to AL16UTF16 ?

883679Jun 29 2012 — edited Jul 24 2012
[https://www.dropbox.com/s/cqsbioq5nwishfo/Oracle%20Settings.PNG]

Hi,

My customer have an Oracle9i. (in Brazil).

I already loaded all the data that I need, and I have problem with the Brazilian character accentuation.

The data with accentuation in the database are stored correctly, (I can see it fine using a SELECT manually in SQLPLUS or TOAD)

But I built a xHarbour program to access it and the accentuation appears bad in the screen (dos windows) (crazy characters appears).

I already was created another Oracle9i database in my notebook and I can see the characters with accentuation fine, therefore I have only accentuation problems when run my xHarbour program against the database of mu customer.

I noticed that the NLS_NCHAR_CHARACTERSET in the database of my customer is set to WE8ISO8859P1.

I my local Oracle9i Database, the NLS_NCHAR_CHARACTERSET is set to AL16UTF16

I believe this is the problem.!!

My question is:

How to change the NLS_NCHAR_CHARACTERSET from WE8ISO8859P1 to AL16UTF16 in Oracle9i ?

Pay attention that my customer have 3 others Oracle9i Servers (Windows Server 2003) configured with NLS_NCHAR_CHARACTERSET=AL16UTF16, and working against this servers I can see the Brasilian characters "fine" from the xHarbour client program. (xHabour is similiar to the Clipper lenguage with functions to connect to Oracle)

I have problems with Brazilian characters when working "only" against the server configured with NLS_NCHAR_CHARACTERSET = WE8ISO8859P1 (My customer have just one Oracle9i Server configured with NLS_NCHAR_CHARACTERSET = WE8ISO8859P1.

All the other Oracle9i servers are configured with NLS_NCHAR_CHARACTERSET = AL16UTF16 (since the database creation), and I have not problems with this servers.

So, my question is:

How to change the NLS_NCHAR_CHARACTERSET from WE8ISO8859P1 to AL16UTF16 in Oracle9i ?

I believe is something like ALTER SESSION, ALTER DATABASE, etc, but I am not sure. I want to make this change permanently.

Could you help me with this, please?

Please see the attached link.

Thanks in advance,

Luigggye
This post has been answered by Sergiusz Wolicki-Oracle on Jul 24 2012
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