EXP-00091: Exporting questionable statistics
2010-05-06 10:46
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查看exp备份日志,出现大量日下的错误
EXP-00091: Exporting questionable statistics
虽然据说不影响备份包的使用但是还是要解决的
搜索问题答案,为环境NLS_LANG和数据库参数NLS_CHARACTERSET不一致导致
solaris下:
$cat .profile
NLS_LANG=AMERICAN_AMERICA.UTF8;export NLS_LANG
数据库参数:
SQL> select * from v$nls_parameters where parameter='NLS_CHARACTERSET';
PARAMETER VALUE
---------------------------------------------------------------- ----------------------------------------------------------------
NLS_CHARACTERSET AL32UTF8
由上看出两者不一致
这时候有两种方案:
1:exp时设置NLS_LANG=AL32UTF8。
NLS_LANG=AMERICAN_AMERICA.AL32UTF8; export NLS_LANG
2:调整数据库参数NLS_CHARACTERSET=UTF8。
alter database character set INTERNAL_USE AMERICAN_AMERICA.UTF8;
我采用的是第一种方法
EXP-00091: Exporting questionable statistics
虽然据说不影响备份包的使用但是还是要解决的
搜索问题答案,为环境NLS_LANG和数据库参数NLS_CHARACTERSET不一致导致
solaris下:
$cat .profile
NLS_LANG=AMERICAN_AMERICA.UTF8;export NLS_LANG
数据库参数:
SQL> select * from v$nls_parameters where parameter='NLS_CHARACTERSET';
PARAMETER VALUE
---------------------------------------------------------------- ----------------------------------------------------------------
NLS_CHARACTERSET AL32UTF8
由上看出两者不一致
这时候有两种方案:
1:exp时设置NLS_LANG=AL32UTF8。
NLS_LANG=AMERICAN_AMERICA.AL32UTF8; export NLS_LANG
2:调整数据库参数NLS_CHARACTERSET=UTF8。
alter database character set INTERNAL_USE AMERICAN_AMERICA.UTF8;
我采用的是第一种方法
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