Oracle 12c 数据库字符集AL32UTF8改为ZHS16GBK

Oracle 12c 数据库字符集AL32UTF8改为ZHS16GBK

一、查看字符集

SQL> select * from v$version;

BANNER                                                                               CON_ID
-------------------------------------------------------------------------------- ----------
Oracle Database 12c Enterprise Edition Release 12.1.0.2.0 - 64bit Production              0
PL/SQL Release 12.1.0.2.0 - Production                                                    0
CORE    12.1.0.2.0      Production                                                                0
TNS for Linux: Version 12.1.0.2.0 - Production                                            0
NLSRTL Version 12.1.0.2.0 - Production                                                    0
SQL> select * from nls_database_parameters;

PARAMETER                      VALUE
------------------------------ ------------------------------
NLS_RDBMS_VERSION              12.1.0.2.0
NLS_NCHAR_CONV_EXCP            FALSE
NLS_LENGTH_SEMANTICS           BYTE
NLS_COMP                       BINARY
NLS_DUAL_CURRENCY              $
NLS_TIMESTAMP_TZ_FORMAT        DD-MON-RR HH.MI.SSXFF AM TZR
NLS_TIME_TZ_FORMAT             HH.MI.SSXFF AM TZR
NLS_TIMESTAMP_FORMAT           DD-MON-RR HH.MI.SSXFF AM
NLS_TIME_FORMAT                HH.MI.SSXFF AM
NLS_SORT                       BINARY
NLS_DATE_LANGUAGE              AMERICAN

PARAMETER                      VALUE
------------------------------ ------------------------------
NLS_DATE_FORMAT                DD-MON-RR
NLS_CALENDAR                   GREGORIAN
NLS_NUMERIC_CHARACTERS         .,
NLS_NCHAR_CHARACTERSET         AL16UTF16
NLS_CHARACTERSET               AL32UTF8
NLS_ISO_CURRENCY               AMERICA
NLS_CURRENCY                   $
NLS_TERRITORY                  AMERICA
NLS_LANGUAGE                   AMERICAN

20 rows selected.

二、修改字符集