Why first don't you try with character scanner utility if you have 8.1.7 ?. Just to see which approach has to be taken. In the end you would find whether you can use or not alter database character set command or not.
Regards. --- Ruth Gramolini <[EMAIL PROTECTED]> wrote: > If the character set you are going to is a superset > of the old characterset > then you won't have to do anything. If it is not, > you will have to export > and import the database to have the new characterset > be good for all ot the > data. > > HTH, > Ruth > ----- Original Message ----- > To: "Multiple recipients of list ORACLE-L" > <[EMAIL PROTECTED]> > Sent: Friday, November 02, 2001 10:06 AM > > > > Hi, > > > > I am putting this question again but we need > little more input... > > > > We are currently using database character set > WE8ISO8859P1. > > As we are storing unicode data using NVARCHAR2 > ..and we are having some > > problem with ODBC hadling NVARCHAR2... > > So we decided to move to character set UTF8 so > that we can store unicode > > data in varchar2 datatype.... > > what are stps we need to follow so that existing > data is also UTF8 > > COMPLIANT........ > > > > 1) Can we use alter database command to change the > character set or we > need > > to use EXPORT/IMPORT Utility. > > 2) Do i need to change all the existing varchar2 > preicsion to 3 times > their > > present value example varchar2(10) to varchar2(30) > OR only those columns > > which wil store unicode data...... > > 3) will it be possible to import data into column > defined as varchar2 with > > UTF8 Character set which was NVARCHAR2 in export > with WE8ISO8859P1 > character > > set.. > > 4) Do we need to change the NLS_LANG on each > client machine to use UTF8 or > > only the database character set....... > > > > Thanks > > -Harvinder > > -- > > Please see the official ORACLE-L FAQ: > http://www.orafaq.com > > -- > > Author: Harvinder Singh > > INET: [EMAIL PROTECTED] > > > > Fat City Network Services -- (858) 538-5051 > FAX: (858) 538-5051 > > San Diego, California -- Public Internet > access / Mailing Lists > > > -------------------------------------------------------------------- > > To REMOVE yourself from this mailing list, send an > E-Mail message > > to: [EMAIL PROTECTED] (note EXACT spelling of > 'ListGuru') and in > > the message BODY, include a line containing: UNSUB > ORACLE-L > > (or the name of mailing list you want to be > removed from). You may > > also send the HELP command for other information > (like subscribing). > > -- > Please see the official ORACLE-L FAQ: > http://www.orafaq.com > -- > Author: Ruth Gramolini > INET: [EMAIL PROTECTED] > > Fat City Network Services -- (858) 538-5051 FAX: > (858) 538-5051 > San Diego, California -- Public Internet > access / Mailing Lists > -------------------------------------------------------------------- > To REMOVE yourself from this mailing list, send an > E-Mail message > to: [EMAIL PROTECTED] (note EXACT spelling of > 'ListGuru') and in > the message BODY, include a line containing: UNSUB > ORACLE-L > (or the name of mailing list you want to be removed > from). You may > also send the HELP command for other information > (like subscribing). ===== Eng. Christian Trassens Senior DBA Systems Engineer [EMAIL PROTECTED] [EMAIL PROTECTED] Phone : 541149816062 __________________________________________________ Do You Yahoo!? Find a job, post your resume. http://careers.yahoo.com -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Christian Trassens INET: [EMAIL PROTECTED] Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051 San Diego, California -- Public Internet access / Mailing Lists -------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
