Preface Today,I'm gonna say something what is related with the character set in Oracle database,the scenarios in changing character set from UTF8 to ZHS16GBK and the contra way as well. It' not recommended to modify character set in Oracl…
修改数据库字符集 以支持维文等 utf8 停掉库 进入装载模式 ALTER SYSTEM ENABLE RESTRICTED SESSION; ALTER SYSTEM SET JOB_QUEUE_PROCESSES=0; ALTER SYSTEM SET AQ_TM_PROCESSES=0; Alter database open; 然后执行 ALTER DATABASE CHARACTER SET AL32UTF8; 字符集关系不正确 ALTER DATABASE character se…
1.查看数据库字符集 ? 数据库服务器字符集select * from nls_database_parameters,其来源于props$,是表示数据库的字符集. 客户端字符集环境select * from nls_instance_parameters,其来源于v$parameter,表示客户端的字符集的设置,可能是参数文件,环境变量或者是注册表 会话字符集环境 select * from nls_session_parameters,其来源于v$nls_parameters,表示会话自己的…