sql
SELECT NLS_CHARSET_NAME(NLS_CHARSET_ID('CHAR_CS')),
NLS_CHARSET_NAME(NLS_CHARSET_ID('NCHAR_CS')) FROM DUAL;
または
sql
select * from nls_database_parameters where parameter IN ('NLS_CHARACTERSET', 'NLS_NCHAR_CAHACTERSET');
実行結果
NLS_CHAR NLS_CHARS
-------- ---------
AL32UTF8 AL16UTF16
PARAMETER
--------------------------------------------------------------------------------
VALUE
--------------------------------------------------------------------------------
NLS_NCHAR_CHARACTERSET
AL16UTF16
NLS_CHARACTERSET
AL32UTF8