What to do if linux sqlplus is garbled

What should I do if linux sqlplus is garbled? SQLPlus Chinese garbled processing under Linux

1. First query the database character set

SQL> select userenv('language') from dual; USERENV('LANGUAGE') ---------------------------------------------------- AMERICAN_AMERICA.AL32UTF8 SQL> exit

It is known from the above that the database character set is AMERICAN_AMERICA.AL32UTF8

2. Configure the environment Variable

Set to automatically load after booting and restart and put it in

/home/oracle/.bash_profile

or /etc/profile

echo 'export NLS_LANG="AMERICAN_AMERICA.UTF8"'>>/etc/profile source /etc/profile

3. Query again to recognize Chinese

Cause analysis:

sqlplus garbled characters are related to the NLS_LANG variable of the operating system. When the database character set is inconsistent with the NLS_LANG variable, garbled characters will be generated.

Recommended study: "linux tutorial"

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