SQL> select * from nls_database_parameters; PARAMETER VALUE ------------------------------------------------ ---------------------------- NLS_LANGUAGE AMERICAN NLS_TERRITORY AMERICA NLS_CURRENCY $ NLS_ISO_CURRENCY AMERICA NLS_NUMERIC_CHARACTERS ., NL…
PDBalter pluggable database PDBANBOB open; alter session set container=pdbanbob; ALTER SYSTEM ENABLE RESTRICTED SESSION; ALTER DATABASE CHARACTER SET INTERNAL_USE ZHS16GBK; No_cdb2.查询当前字符集SQL> select * from nls_database_parameters where parameter='NL…
oracle版本12.2.0.1 Errors in file /u01/app/oracle/diag/rdbms/sibcyb1/CYB111/trace/CYB111_q003_166752.trc:ORA-41401: Define character set () does not match database character set ()ORA-41401: Define character set (ORA-41401: Define character set (873) d…
The NLS_CHARACTERSET is used for CHAR, VARCHAR2, LONG and CLOB columns;The NLS_NCHAR_CHARACTERSET is used for NCHAR, NVARCHAR2 and NCLOB columns.From 9i onwards the NLS_NCHAR_CHARACTERSET can have only 2 values: UTF8 or AL16UTF16 who are Unicode char…
修改Oracle 数据库字符集总结:修改方式大约有3种:方法一: (最安全的方法)数据库创建以后,如果需要修改字符集,通常需要重建数据库,通过导入导出的方式来转换.方法二: (最常用的方法)通过 "alter database character set ZHS16GBK;" 方式修改,但并不总是有效.该命令在Oracle8时被引入Oracle,这个操作在本质上并不转换任何数据库字符,只是简单的更新数据库中所有跟字符集相关的信息.(意味,你只能在新字符集是旧字符集严格超集的情况下使用这…
Oracle 设置NLS_CHARACTERSET字符集 sqlplus "/ as sysdba"SQL> SHUTDOWN IMMEDIATE;SQL> STARTUP MOUNT;SQL> ALTER SYSTEM ENABLE RESTRICTED SESSION;SQL> ALTER SYSTEM SET JOB_QUEUE_PROCESSES=0;SQL> ALTER SYSTEM SET AQ_TM_PROCESSES=0;SQL> A…
概念描叙 ORACLE数据库有国家字符集(national character set)与数据库字符集(database character set)之分.两者都是在创建数据库时需要设置的.国家字符集主要是用于NCHAR.NVARCHAR.NCLOB类型的字段数据,而数据库字符集使用很广泛,它用于:CHAR.VARCHAR.CLOB.LONG类型的字段数据: ORACLE的字符集名字一般由以下部分组成:语言或区域.表示一个字符的比特位数.标准字符集名称(可选项,S或C,表示服务器或客户端)…
