Oracle ALT32UTF8 编码转 ZHS16GBK

SQL> conn /as sysdba;
ERROR:
ORA-01031: insufficient privileges


警告: 您不再连接到 ORACLE。

SQL> conn SYS/SYS as SYSDBA;
已连接。
SQL> shutdown immediate;
数据库已经关闭。
已经卸载数据库。
ORACLE 例程已经关闭。
SQL> startup mount
ORACLE 例程已经启动。

Total System Global Area 6797832192 bytes
Fixed Size                  2188648 bytes
Variable Size            3204450968 bytes
Database Buffers         3573547008 bytes
Redo Buffers               17645568 bytes
数据库装载完毕。
SQL> ALTER SYSTEM ENABLE RESTRICTED SESSION;

系统已更改。

SQL> ALTER SYSTEM SET JOB_QUEUE_PROCESSES=0;

系统已更改。

SQL> ALTER SYSTEM SET AQ_TM_PROCESSES=0;

系统已更改。

SQL> alter database open;

数据库已更改。

SQL> ALTER DATABASE CHARACTER SET ZHS16GBK;
ALTER DATABASE CHARACTER SET ZHS16GBK
*
第 1 行出现错误:
ORA-12712: 新字符集必须为旧字符集的超集


SQL> ALTER DATABASE character set INTERNAL_USE ZHS16GBK;

数据库已更改。

SQL> select * from v$nls_parameters;

PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_LANGUAGE
SIMPLIFIED CHINESE

NLS_TERRITORY
CHINA

NLS_CURRENCY
￥


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_ISO_CURRENCY
CHINA

NLS_NUMERIC_CHARACTERS
.,

NLS_CALENDAR
GREGORIAN


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_DATE_FORMAT
DD-MON-RR

NLS_DATE_LANGUAGE
SIMPLIFIED CHINESE

NLS_CHARACTERSET
ZHS16GBK


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_SORT
BINARY

NLS_TIME_FORMAT
HH.MI.SSXFF AM

NLS_TIMESTAMP_FORMAT
DD-MON-RR HH.MI.SSXFF AM


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_TIME_TZ_FORMAT
HH.MI.SSXFF AM TZR

NLS_TIMESTAMP_TZ_FORMAT
DD-MON-RR HH.MI.SSXFF AM TZR

NLS_DUAL_CURRENCY
￥


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_NCHAR_CHARACTERSET
AL16UTF16

NLS_COMP
BINARY

NLS_LENGTH_SEMANTICS
BYTE


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_NCHAR_CONV_EXCP
FALSE


已选择19行。

SQL> shutdown immediate;
数据库已经关闭。
已经卸载数据库。
ORACLE 例程已经关闭。
SQL> startup
ORACLE 例程已经启动。

Total System Global Area 6797832192 bytes
Fixed Size                  2188648 bytes
Variable Size            3204450968 bytes
Database Buffers         3573547008 bytes
Redo Buffers               17645568 bytes
数据库装载完毕。
数据库已经打开。
SQL> select * from v$nls_parameters;

PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_LANGUAGE
SIMPLIFIED CHINESE

NLS_TERRITORY
CHINA

NLS_CURRENCY
￥


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_ISO_CURRENCY
CHINA

NLS_NUMERIC_CHARACTERS
.,

NLS_CALENDAR
GREGORIAN


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_DATE_FORMAT
DD-MON-RR

NLS_DATE_LANGUAGE
SIMPLIFIED CHINESE

NLS_CHARACTERSET
ZHS16GBK


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_SORT
BINARY

NLS_TIME_FORMAT
HH.MI.SSXFF AM

NLS_TIMESTAMP_FORMAT
DD-MON-RR HH.MI.SSXFF AM


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_TIME_TZ_FORMAT
HH.MI.SSXFF AM TZR

NLS_TIMESTAMP_TZ_FORMAT
DD-MON-RR HH.MI.SSXFF AM TZR

NLS_DUAL_CURRENCY
￥


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_NCHAR_CHARACTERSET
AL16UTF16

NLS_COMP
BINARY

NLS_LENGTH_SEMANTICS
BYTE


PARAMETER
----------------------------------------------------------------
VALUE
----------------------------------------------------------------
NLS_NCHAR_CONV_EXCP
FALSE


已选择19行。

SQL>