摘要：
Oracle supports different classes of character encoding schemes:Single-byte character sets7-bit8-bitVarying-width multibyte character setsFixed-width multibyte character setsUnicode(AL32UTF8,AL16UTF16,UTF8)查看数据库中的字符集信息select * from nls_database_parameters;NLS_CHARACTERSET AL32UTF8（主字符集） NLS_... 阅读全文
摘要：
1、打开跟踪信息SET AUTOT ON STAT2、查看spfilepoli.ora内容strings /u01/oracle/spfilepoli.ora | more3、设置service_namesalter system set service_names='poli' scope=spfile;4、设置instance_namealter system set instance_name='poli' scope=spfile;5、查看alert_SID.log文件show parameter dump;查看background_dump_dest参 阅读全文