Oracle EXP-00091解决方法

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非交互式

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windows: D:&;exp scott/tiger file=employee.dmp tables=(emp,dept)

linux需要加双引号

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EXP-00091:

[[email?protected] oracle_databak]$ exp scott/orcl@orcl file=/home/oracle/oracle_databak/scott.dmp tables="(emp,dept)"

Export: Release 11.2.0.3.0 - Production on Fri Oct 5 14:45:01 2018

Copyright (c) 1982,2011,Oracle and/or its affiliates.  All rights reserved.


Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning,OLAP,Data Mining and Real Application Testing options
Export done in ZHS16GBK character set and AL16UTF16 NCHAR character set
server uses AL32UTF8 character set (possible charset conversion)

About to export specified tables via Conventional Path ...
. . exporting table                            EMP         14 rows exported
EXP-00091: Exporting questionable statistics.
EXP-00091: Exporting questionable statistics.
. . exporting table                           DEPT          4 rows exported
EXP-00091: Exporting questionable statistics.
EXP-00091: Exporting questionable statistics.
Export terminated successfully with warnings.

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处理方法

如果在exp后指定rows=n 意思就是不导出数据，只导出表结构

解决方式：EXP-00091?? 对环境变量进行修改 修改后重新进行导出操作就没有这个错误了

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select * from v$nls_parameters where parameter=‘NLS_CHARACTERSET‘;

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imp导入操作

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[[email?protected] ~]$ imp system/orcl@orcl file=/home/oracle/oracle_databak/scott.dmp fromuser=scott touser=nod commit=y

Import: Release 11.2.0.3.0 - Production on Fri Oct 5 14:56:43 2018

Copyright (c) 1982,Data Mining and Real Application Testing options

Export file created by EXPORT:V11.02.00 via conventional path

Warning: the objects were exported by SCOTT,not by you

import done in ZHS16GBK character set and AL16UTF16 NCHAR character set
import server uses AL32UTF8 character set (possible charset conversion)
. importing SCOTT‘s objects into NOD
. . importing table                          "EMP"         14 rows imported
. . importing table                         "DEPT"          4 rows imported
About to enable constraints...
Import terminated successfully without warnings.    

（编辑：李大同）

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